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Finding the Fourth Proportional to 61,237.44, 84,501.82 and 34,373.78

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Solution

The fourth proportional to 61,237.44, 84,501.82 and 34,373.78 is: 47,432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,237.44 : 84,501.82 = 34,373.78 : x
  2. Step 2: Convert to fraction form
    61,237.44/84,501.82 = 34,373.78/x
  3. Step 3: Cross multiply
    61,237.44x = 84,501.82 × 34,373.78
  4. Step 4: Simplify right side
    61,237.44x = 2,904,646,970.28
  5. Step 5: Solve for x
    x = 2,904,646,970.28/61,237.44
  6. Step 6: Final answer
    x = 47,432.53

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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.