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Finding the Fourth Proportional to 185,630.52, 256,133.52 and 113,013.92

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Solution

The fourth proportional to 185,630.52, 256,133.52 and 113,013.92 is: 155,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,630.52 : 256,133.52 = 113,013.92 : x
  2. Step 2: Convert to fraction form
    185,630.52/256,133.52 = 113,013.92/x
  3. Step 3: Cross multiply
    185,630.52x = 256,133.52 × 113,013.92
  4. Step 4: Simplify right side
    185,630.52x = 28,946,653,937.86
  5. Step 5: Solve for x
    x = 28,946,653,937.86/185,630.52
  6. Step 6: Final answer
    x = 155,936.93

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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.