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Finding the Fourth Proportional to 70,184.60, 96,854.55 and 38,353.70

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Solution

The fourth proportional to 70,184.60, 96,854.55 and 38,353.70 is: 52,928.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,184.60 : 96,854.55 = 38,353.70 : x
  2. Step 2: Convert to fraction form
    70,184.60/96,854.55 = 38,353.70/x
  3. Step 3: Cross multiply
    70,184.60x = 96,854.55 × 38,353.70
  4. Step 4: Simplify right side
    70,184.60x = 3,714,730,354.34
  5. Step 5: Solve for x
    x = 3,714,730,354.34/70,184.60
  6. Step 6: Final answer
    x = 52,928.00

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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.