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Finding the Fourth Proportional to 60,691.78, 83,753.70 and 33,835.93

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Solution

The fourth proportional to 60,691.78, 83,753.70 and 33,835.93 is: 46,693.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691.78 : 83,753.70 = 33,835.93 : x
  2. Step 2: Convert to fraction form
    60,691.78/83,753.70 = 33,835.93/x
  3. Step 3: Cross multiply
    60,691.78x = 83,753.70 × 33,835.93
  4. Step 4: Simplify right side
    60,691.78x = 2,833,883,994.17
  5. Step 5: Solve for x
    x = 2,833,883,994.17/60,691.78
  6. Step 6: Final answer
    x = 46,693.04

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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.