Home / 52,450.77-72,382.89-28,577.43

Finding the Fourth Proportional to 52,450.77, 72,382.89 and 28,577.43

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Solution

The fourth proportional to 52,450.77, 72,382.89 and 28,577.43 is: 39,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,450.77 : 72,382.89 = 28,577.43 : x
  2. Step 2: Convert to fraction form
    52,450.77/72,382.89 = 28,577.43/x
  3. Step 3: Cross multiply
    52,450.77x = 72,382.89 × 28,577.43
  4. Step 4: Simplify right side
    52,450.77x = 2,068,516,972.17
  5. Step 5: Solve for x
    x = 2,068,516,972.17/52,450.77
  6. Step 6: Final answer
    x = 39,437.30

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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.