Home / 88,607.12-132,924.06-28,615.52

Finding the Fourth Proportional to 88,607.12, 132,924.06 and 28,615.52

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Solution

The fourth proportional to 88,607.12, 132,924.06 and 28,615.52 is: 42,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,607.12 : 132,924.06 = 28,615.52 : x
  2. Step 2: Convert to fraction form
    88,607.12/132,924.06 = 28,615.52/x
  3. Step 3: Cross multiply
    88,607.12x = 132,924.06 × 28,615.52
  4. Step 4: Simplify right side
    88,607.12x = 3,803,691,097.41
  5. Step 5: Solve for x
    x = 3,803,691,097.41/88,607.12
  6. Step 6: Final answer
    x = 42,927.60

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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.