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Finding the Fourth Proportional to 163,125.74, 224,875.23 and 115,294.70

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Solution

The fourth proportional to 163,125.74, 224,875.23 and 115,294.70 is: 158,938.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,125.74 : 224,875.23 = 115,294.70 : x
  2. Step 2: Convert to fraction form
    163,125.74/224,875.23 = 115,294.70/x
  3. Step 3: Cross multiply
    163,125.74x = 224,875.23 × 115,294.70
  4. Step 4: Simplify right side
    163,125.74x = 25,926,922,180.28
  5. Step 5: Solve for x
    x = 25,926,922,180.28/163,125.74
  6. Step 6: Final answer
    x = 158,938.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.