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Finding the Fourth Proportional to 110,117.76, 151,960.32 and 59,817.12

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Solution

The fourth proportional to 110,117.76, 151,960.32 and 59,817.12 is: 82,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,117.76 : 151,960.32 = 59,817.12 : x
  2. Step 2: Convert to fraction form
    110,117.76/151,960.32 = 59,817.12/x
  3. Step 3: Cross multiply
    110,117.76x = 151,960.32 × 59,817.12
  4. Step 4: Simplify right side
    110,117.76x = 9,089,828,696.68
  5. Step 5: Solve for x
    x = 9,089,828,696.68/110,117.76
  6. Step 6: Final answer
    x = 82,546.44

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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.