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Finding the Fourth Proportional to 70,152.84, 96,780.08 and 41,842.13

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Solution

The fourth proportional to 70,152.84, 96,780.08 and 41,842.13 is: 57,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,152.84 : 96,780.08 = 41,842.13 : x
  2. Step 2: Convert to fraction form
    70,152.84/96,780.08 = 41,842.13/x
  3. Step 3: Cross multiply
    70,152.84x = 96,780.08 × 41,842.13
  4. Step 4: Simplify right side
    70,152.84x = 4,049,484,309.48
  5. Step 5: Solve for x
    x = 4,049,484,309.48/70,152.84
  6. Step 6: Final answer
    x = 57,723.74

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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.