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Finding the Fourth Proportional to 158,702.41, 238,055.01 and 40,373.88

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Solution

The fourth proportional to 158,702.41, 238,055.01 and 40,373.88 is: 60,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,702.41 : 238,055.01 = 40,373.88 : x
  2. Step 2: Convert to fraction form
    158,702.41/238,055.01 = 40,373.88/x
  3. Step 3: Cross multiply
    158,702.41x = 238,055.01 × 40,373.88
  4. Step 4: Simplify right side
    158,702.41x = 9,611,204,407.14
  5. Step 5: Solve for x
    x = 9,611,204,407.14/158,702.41
  6. Step 6: Final answer
    x = 60,561.17

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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.