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Finding the Fourth Proportional to 176,480.60, 243,552.57 and 100,014.57

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Solution

The fourth proportional to 176,480.60, 243,552.57 and 100,014.57 is: 138,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,480.60 : 243,552.57 = 100,014.57 : x
  2. Step 2: Convert to fraction form
    176,480.60/243,552.57 = 100,014.57/x
  3. Step 3: Cross multiply
    176,480.60x = 243,552.57 × 100,014.57
  4. Step 4: Simplify right side
    176,480.60x = 24,358,805,919.79
  5. Step 5: Solve for x
    x = 24,358,805,919.79/176,480.60
  6. Step 6: Final answer
    x = 138,025.40

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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.