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Finding the Fourth Proportional to 67,500.15, 101,248.85 and 17,579.15

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Solution

The fourth proportional to 67,500.15, 101,248.85 and 17,579.15 is: 26,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,500.15 : 101,248.85 = 17,579.15 : x
  2. Step 2: Convert to fraction form
    67,500.15/101,248.85 = 17,579.15/x
  3. Step 3: Cross multiply
    67,500.15x = 101,248.85 × 17,579.15
  4. Step 4: Simplify right side
    67,500.15x = 1,779,868,127.34
  5. Step 5: Solve for x
    x = 1,779,868,127.34/67,500.15
  6. Step 6: Final answer
    x = 26,368.36

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1.5x scale

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.