Home / 90,572.88-125,005.44-52,847.04

Finding the Fourth Proportional to 90,572.88, 125,005.44 and 52,847.04

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Solution

The fourth proportional to 90,572.88, 125,005.44 and 52,847.04 is: 72,937.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,572.88 : 125,005.44 = 52,847.04 : x
  2. Step 2: Convert to fraction form
    90,572.88/125,005.44 = 52,847.04/x
  3. Step 3: Cross multiply
    90,572.88x = 125,005.44 × 52,847.04
  4. Step 4: Simplify right side
    90,572.88x = 6,606,167,487.90
  5. Step 5: Solve for x
    x = 6,606,167,487.90/90,572.88
  6. Step 6: Final answer
    x = 72,937.59

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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.