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Finding the Fourth Proportional to 158,512.14, 237,730.46 and 63,742.55

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Solution

The fourth proportional to 158,512.14, 237,730.46 and 63,742.55 is: 95,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,512.14 : 237,730.46 = 63,742.55 : x
  2. Step 2: Convert to fraction form
    158,512.14/237,730.46 = 63,742.55/x
  3. Step 3: Cross multiply
    158,512.14x = 237,730.46 × 63,742.55
  4. Step 4: Simplify right side
    158,512.14x = 15,153,544,225.71
  5. Step 5: Solve for x
    x = 15,153,544,225.71/158,512.14
  6. Step 6: Final answer
    x = 95,598.64

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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.