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Finding the Fourth Proportional to 65,176.60, 97,959.30 and 64,010.20

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Solution

The fourth proportional to 65,176.60, 97,959.30 and 64,010.20 is: 96,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,176.60 : 97,959.30 = 64,010.20 : x
  2. Step 2: Convert to fraction form
    65,176.60/97,959.30 = 64,010.20/x
  3. Step 3: Cross multiply
    65,176.60x = 97,959.30 × 64,010.20
  4. Step 4: Simplify right side
    65,176.60x = 6,270,394,384.86
  5. Step 5: Solve for x
    x = 6,270,394,384.86/65,176.60
  6. Step 6: Final answer
    x = 96,206.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.