Home / 42,869.94-59,030.15-38,020.20

Finding the Fourth Proportional to 42,869.94, 59,030.15 and 38,020.20

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Solution

The fourth proportional to 42,869.94, 59,030.15 and 38,020.20 is: 52,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,869.94 : 59,030.15 = 38,020.20 : x
  2. Step 2: Convert to fraction form
    42,869.94/59,030.15 = 38,020.20/x
  3. Step 3: Cross multiply
    42,869.94x = 59,030.15 × 38,020.20
  4. Step 4: Simplify right side
    42,869.94x = 2,244,337,918.93
  5. Step 5: Solve for x
    x = 2,244,337,918.93/42,869.94
  6. Step 6: Final answer
    x = 52,352.25

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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.