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Finding the Fourth Proportional to 113,614.88, 170,500.08 and 61,040.48

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Solution

The fourth proportional to 113,614.88, 170,500.08 and 61,040.48 is: 91,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,614.88 : 170,500.08 = 61,040.48 : x
  2. Step 2: Convert to fraction form
    113,614.88/170,500.08 = 61,040.48/x
  3. Step 3: Cross multiply
    113,614.88x = 170,500.08 × 61,040.48
  4. Step 4: Simplify right side
    113,614.88x = 10,407,406,723.24
  5. Step 5: Solve for x
    x = 10,407,406,723.24/113,614.88
  6. Step 6: Final answer
    x = 91,602.50

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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.