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Finding the Fourth Proportional to 175,132.80, 241,708.32 and 99,688.32

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Solution

The fourth proportional to 175,132.80, 241,708.32 and 99,688.32 is: 137,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,132.80 : 241,708.32 = 99,688.32 : x
  2. Step 2: Convert to fraction form
    175,132.80/241,708.32 = 99,688.32/x
  3. Step 3: Cross multiply
    175,132.80x = 241,708.32 × 99,688.32
  4. Step 4: Simplify right side
    175,132.80x = 24,095,496,350.82
  5. Step 5: Solve for x
    x = 24,095,496,350.82/175,132.80
  6. Step 6: Final answer
    x = 137,584.14

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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.