Home / 42,672.60-63,957.06-30,196.27

Finding the Fourth Proportional to 42,672.60, 63,957.06 and 30,196.27

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Solution

The fourth proportional to 42,672.60, 63,957.06 and 30,196.27 is: 45,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,672.60 : 63,957.06 = 30,196.27 : x
  2. Step 2: Convert to fraction form
    42,672.60/63,957.06 = 30,196.27/x
  3. Step 3: Cross multiply
    42,672.60x = 63,957.06 × 30,196.27
  4. Step 4: Simplify right side
    42,672.60x = 1,931,264,652.17
  5. Step 5: Solve for x
    x = 1,931,264,652.17/42,672.60
  6. Step 6: Final answer
    x = 45,257.72

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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.