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Finding the Fourth Proportional to 118,269.76, 177,277.68 and 58,988.32

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Solution

The fourth proportional to 118,269.76, 177,277.68 and 58,988.32 is: 88,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,269.76 : 177,277.68 = 58,988.32 : x
  2. Step 2: Convert to fraction form
    118,269.76/177,277.68 = 58,988.32/x
  3. Step 3: Cross multiply
    118,269.76x = 177,277.68 × 58,988.32
  4. Step 4: Simplify right side
    118,269.76x = 10,457,312,516.70
  5. Step 5: Solve for x
    x = 10,457,312,516.70/118,269.76
  6. Step 6: Final answer
    x = 88,419.16

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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.