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Finding the Fourth Proportional to 176,506.32, 243,572.76 and 101,040.24

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Solution

The fourth proportional to 176,506.32, 243,572.76 and 101,040.24 is: 139,432.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,506.32 : 243,572.76 = 101,040.24 : x
  2. Step 2: Convert to fraction form
    176,506.32/243,572.76 = 101,040.24/x
  3. Step 3: Cross multiply
    176,506.32x = 243,572.76 × 101,040.24
  4. Step 4: Simplify right side
    176,506.32x = 24,610,650,127.86
  5. Step 5: Solve for x
    x = 24,610,650,127.86/176,506.32
  6. Step 6: Final answer
    x = 139,432.12

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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.