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Finding the Fourth Proportional to 61,898.31, 92,790.13 and 22,444.83

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Solution

The fourth proportional to 61,898.31, 92,790.13 and 22,444.83 is: 33,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898.31 : 92,790.13 = 22,444.83 : x
  2. Step 2: Convert to fraction form
    61,898.31/92,790.13 = 22,444.83/x
  3. Step 3: Cross multiply
    61,898.31x = 92,790.13 × 22,444.83
  4. Step 4: Simplify right side
    61,898.31x = 2,082,658,693.53
  5. Step 5: Solve for x
    x = 2,082,658,693.53/61,898.31
  6. Step 6: Final answer
    x = 33,646.45

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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.