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Finding the Fourth Proportional to 111,738.60, 167,802.30 and 59,250.60

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Solution

The fourth proportional to 111,738.60, 167,802.30 and 59,250.60 is: 88,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,738.60 : 167,802.30 = 59,250.60 : x
  2. Step 2: Convert to fraction form
    111,738.60/167,802.30 = 59,250.60/x
  3. Step 3: Cross multiply
    111,738.60x = 167,802.30 × 59,250.60
  4. Step 4: Simplify right side
    111,738.60x = 9,942,386,956.38
  5. Step 5: Solve for x
    x = 9,942,386,956.38/111,738.60
  6. Step 6: Final answer
    x = 88,978.98

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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.