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Finding the Fourth Proportional to 176,710.92, 243,853.98 and 96,138.77

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Solution

The fourth proportional to 176,710.92, 243,853.98 and 96,138.77 is: 132,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,710.92 : 243,853.98 = 96,138.77 : x
  2. Step 2: Convert to fraction form
    176,710.92/243,853.98 = 96,138.77/x
  3. Step 3: Cross multiply
    176,710.92x = 243,853.98 × 96,138.77
  4. Step 4: Simplify right side
    176,710.92x = 23,443,820,117.01
  5. Step 5: Solve for x
    x = 23,443,820,117.01/176,710.92
  6. Step 6: Final answer
    x = 132,667.64

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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.