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Finding the Fourth Proportional to 158,281.64, 237,434.75 and 45,963.71

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Solution

The fourth proportional to 158,281.64, 237,434.75 and 45,963.71 is: 68,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,281.64 : 237,434.75 = 45,963.71 : x
  2. Step 2: Convert to fraction form
    158,281.64/237,434.75 = 45,963.71/x
  3. Step 3: Cross multiply
    158,281.64x = 237,434.75 × 45,963.71
  4. Step 4: Simplify right side
    158,281.64x = 10,913,381,992.92
  5. Step 5: Solve for x
    x = 10,913,381,992.92/158,281.64
  6. Step 6: Final answer
    x = 68,949.13

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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.