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Finding the Fourth Proportional to 61,435.01, 92,152.55 and 17,061.76

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Solution

The fourth proportional to 61,435.01, 92,152.55 and 17,061.76 is: 25,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,435.01 : 92,152.55 = 17,061.76 : x
  2. Step 2: Convert to fraction form
    61,435.01/92,152.55 = 17,061.76/x
  3. Step 3: Cross multiply
    61,435.01x = 92,152.55 × 17,061.76
  4. Step 4: Simplify right side
    61,435.01x = 1,572,284,849.33
  5. Step 5: Solve for x
    x = 1,572,284,849.33/61,435.01
  6. Step 6: Final answer
    x = 25,592.65

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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.