Home / 103,553,758.80-142,928,644.68-59,526,299.52

Finding the Fourth Proportional to 103,553,758.80, 142,928,644.68 and 59,526,299.52

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Solution

The fourth proportional to 103,553,758.80, 142,928,644.68 and 59,526,299.52 is: 82,160,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,553,758.80 : 142,928,644.68 = 59,526,299.52 : x
  2. Step 2: Convert to fraction form
    103,553,758.80/142,928,644.68 = 59,526,299.52/x
  3. Step 3: Cross multiply
    103,553,758.80x = 142,928,644.68 × 59,526,299.52
  4. Step 4: Simplify right side
    103,553,758.80x = 8,508,013,313,209,335
  5. Step 5: Solve for x
    x = 8,508,013,313,209,335/103,553,758.80
  6. Step 6: Final answer
    x = 82,160,352.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.