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Finding the Fourth Proportional to 110,880.60, 153,024.30 and 63,148.92

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Solution

The fourth proportional to 110,880.60, 153,024.30 and 63,148.92 is: 87,150.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,880.60 : 153,024.30 = 63,148.92 : x
  2. Step 2: Convert to fraction form
    110,880.60/153,024.30 = 63,148.92/x
  3. Step 3: Cross multiply
    110,880.60x = 153,024.30 × 63,148.92
  4. Step 4: Simplify right side
    110,880.60x = 9,663,319,278.76
  5. Step 5: Solve for x
    x = 9,663,319,278.76/110,880.60
  6. Step 6: Final answer
    x = 87,150.68

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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.