Home / 58,935.40-88,403.10-39,149.80

Finding the Fourth Proportional to 58,935.40, 88,403.10 and 39,149.80

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Solution

The fourth proportional to 58,935.40, 88,403.10 and 39,149.80 is: 58,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,935.40 : 88,403.10 = 39,149.80 : x
  2. Step 2: Convert to fraction form
    58,935.40/88,403.10 = 39,149.80/x
  3. Step 3: Cross multiply
    58,935.40x = 88,403.10 × 39,149.80
  4. Step 4: Simplify right side
    58,935.40x = 3,460,963,684.38
  5. Step 5: Solve for x
    x = 3,460,963,684.38/58,935.40
  6. Step 6: Final answer
    x = 58,724.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.