Home / 58,068.28-87,117-28,500.04

Finding the Fourth Proportional to 58,068.28, 87,117 and 28,500.04

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Solution

The fourth proportional to 58,068.28, 87,117 and 28,500.04 is: 42,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,068.28 : 87,117 = 28,500.04 : x
  2. Step 2: Convert to fraction form
    58,068.28/87,117 = 28,500.04/x
  3. Step 3: Cross multiply
    58,068.28x = 87,117 × 28,500.04
  4. Step 4: Simplify right side
    58,068.28x = 2,482,837,984.68
  5. Step 5: Solve for x
    x = 2,482,837,984.68/58,068.28
  6. Step 6: Final answer
    x = 42,757.22

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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.