Home / 52,767.40-72,818.04-28,892.92

Finding the Fourth Proportional to 52,767.40, 72,818.04 and 28,892.92

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Solution

The fourth proportional to 52,767.40, 72,818.04 and 28,892.92 is: 39,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,767.40 : 72,818.04 = 28,892.92 : x
  2. Step 2: Convert to fraction form
    52,767.40/72,818.04 = 28,892.92/x
  3. Step 3: Cross multiply
    52,767.40x = 72,818.04 × 28,892.92
  4. Step 4: Simplify right side
    52,767.40x = 2,103,925,804.28
  5. Step 5: Solve for x
    x = 2,103,925,804.28/52,767.40
  6. Step 6: Final answer
    x = 39,871.70

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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.