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Finding the Fourth Proportional to 119,752.40, 179,628.60 and 88,259.60

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Solution

The fourth proportional to 119,752.40, 179,628.60 and 88,259.60 is: 132,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,752.40 : 179,628.60 = 88,259.60 : x
  2. Step 2: Convert to fraction form
    119,752.40/179,628.60 = 88,259.60/x
  3. Step 3: Cross multiply
    119,752.40x = 179,628.60 × 88,259.60
  4. Step 4: Simplify right side
    119,752.40x = 15,853,948,384.56
  5. Step 5: Solve for x
    x = 15,853,948,384.56/119,752.40
  6. Step 6: Final answer
    x = 132,389.40

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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.