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Finding the Fourth Proportional to 109,011.60, 150,010.92 and 96,466.32

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Solution

The fourth proportional to 109,011.60, 150,010.92 and 96,466.32 is: 132,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,011.60 : 150,010.92 = 96,466.32 : x
  2. Step 2: Convert to fraction form
    109,011.60/150,010.92 = 96,466.32/x
  3. Step 3: Cross multiply
    109,011.60x = 150,010.92 × 96,466.32
  4. Step 4: Simplify right side
    109,011.60x = 14,471,001,412.21
  5. Step 5: Solve for x
    x = 14,471,001,412.21/109,011.60
  6. Step 6: Final answer
    x = 132,747.35

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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.