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Finding the Fourth Proportional to 110,951.76, 153,113.22 and 60,650.76

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Solution

The fourth proportional to 110,951.76, 153,113.22 and 60,650.76 is: 83,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,951.76 : 153,113.22 = 60,650.76 : x
  2. Step 2: Convert to fraction form
    110,951.76/153,113.22 = 60,650.76/x
  3. Step 3: Cross multiply
    110,951.76x = 153,113.22 × 60,650.76
  4. Step 4: Simplify right side
    110,951.76x = 9,286,433,159.05
  5. Step 5: Solve for x
    x = 9,286,433,159.05/110,951.76
  6. Step 6: Final answer
    x = 83,697.93

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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.