Home / 42,652.40-63,926.71-30,176.02

Finding the Fourth Proportional to 42,652.40, 63,926.71 and 30,176.02

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Solution

The fourth proportional to 42,652.40, 63,926.71 and 30,176.02 is: 45,227.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652.40 : 63,926.71 = 30,176.02 : x
  2. Step 2: Convert to fraction form
    42,652.40/63,926.71 = 30,176.02/x
  3. Step 3: Cross multiply
    42,652.40x = 63,926.71 × 30,176.02
  4. Step 4: Simplify right side
    42,652.40x = 1,929,053,679.49
  5. Step 5: Solve for x
    x = 1,929,053,679.49/42,652.40
  6. Step 6: Final answer
    x = 45,227.32

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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.