Home / 106,780.27-147,359.84-59,036.69

Finding the Fourth Proportional to 106,780.27, 147,359.84 and 59,036.69

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Solution

The fourth proportional to 106,780.27, 147,359.84 and 59,036.69 is: 81,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,780.27 : 147,359.84 = 59,036.69 : x
  2. Step 2: Convert to fraction form
    106,780.27/147,359.84 = 59,036.69/x
  3. Step 3: Cross multiply
    106,780.27x = 147,359.84 × 59,036.69
  4. Step 4: Simplify right side
    106,780.27x = 8,699,637,708.52
  5. Step 5: Solve for x
    x = 8,699,637,708.52/106,780.27
  6. Step 6: Final answer
    x = 81,472.33

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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.