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Finding the Fourth Proportional to 110,780.70, 152,492.52 and 96,608.94

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Solution

The fourth proportional to 110,780.70, 152,492.52 and 96,608.94 is: 132,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,780.70 : 152,492.52 = 96,608.94 : x
  2. Step 2: Convert to fraction form
    110,780.70/152,492.52 = 96,608.94/x
  3. Step 3: Cross multiply
    110,780.70x = 152,492.52 × 96,608.94
  4. Step 4: Simplify right side
    110,780.70x = 14,732,140,715.13
  5. Step 5: Solve for x
    x = 14,732,140,715.13/110,780.70
  6. Step 6: Final answer
    x = 132,984.72

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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.