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Finding the Fourth Proportional to 230,577.50, 318,196.96 and 124,593.50

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Solution

The fourth proportional to 230,577.50, 318,196.96 and 124,593.50 is: 171,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,577.50 : 318,196.96 = 124,593.50 : x
  2. Step 2: Convert to fraction form
    230,577.50/318,196.96 = 124,593.50/x
  3. Step 3: Cross multiply
    230,577.50x = 318,196.96 × 124,593.50
  4. Step 4: Simplify right side
    230,577.50x = 39,645,272,935.76
  5. Step 5: Solve for x
    x = 39,645,272,935.76/230,577.50
  6. Step 6: Final answer
    x = 171,939.04

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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.