Home / 158,871.83-238,307.63-40,543.20

Finding the Fourth Proportional to 158,871.83, 238,307.63 and 40,543.20

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Solution

The fourth proportional to 158,871.83, 238,307.63 and 40,543.20 is: 60,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,871.83 : 238,307.63 = 40,543.20 : x
  2. Step 2: Convert to fraction form
    158,871.83/238,307.63 = 40,543.20/x
  3. Step 3: Cross multiply
    158,871.83x = 238,307.63 × 40,543.20
  4. Step 4: Simplify right side
    158,871.83x = 9,661,753,701.90
  5. Step 5: Solve for x
    x = 9,661,753,701.90/158,871.83
  6. Step 6: Final answer
    x = 60,814.77

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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.