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Finding the Fourth Proportional to 124,598.18, 171,944.96 and 68,009.42

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Solution

The fourth proportional to 124,598.18, 171,944.96 and 68,009.42 is: 93,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,598.18 : 171,944.96 = 68,009.42 : x
  2. Step 2: Convert to fraction form
    124,598.18/171,944.96 = 68,009.42/x
  3. Step 3: Cross multiply
    124,598.18x = 171,944.96 × 68,009.42
  4. Step 4: Simplify right side
    124,598.18x = 11,693,877,001.52
  5. Step 5: Solve for x
    x = 11,693,877,001.52/124,598.18
  6. Step 6: Final answer
    x = 93,852.71

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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.