Home / 104,553.80-144,285.14-56,807.24

Finding the Fourth Proportional to 104,553.80, 144,285.14 and 56,807.24

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Solution

The fourth proportional to 104,553.80, 144,285.14 and 56,807.24 is: 78,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,553.80 : 144,285.14 = 56,807.24 : x
  2. Step 2: Convert to fraction form
    104,553.80/144,285.14 = 56,807.24/x
  3. Step 3: Cross multiply
    104,553.80x = 144,285.14 × 56,807.24
  4. Step 4: Simplify right side
    104,553.80x = 8,196,440,576.41
  5. Step 5: Solve for x
    x = 8,196,440,576.41/104,553.80
  6. Step 6: Final answer
    x = 78,394.48

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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.