Home / 60,575.06-90,877.71-21,132.50

Finding the Fourth Proportional to 60,575.06, 90,877.71 and 21,132.50

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Solution

The fourth proportional to 60,575.06, 90,877.71 and 21,132.50 is: 31,704.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,575.06 : 90,877.71 = 21,132.50 : x
  2. Step 2: Convert to fraction form
    60,575.06/90,877.71 = 21,132.50/x
  3. Step 3: Cross multiply
    60,575.06x = 90,877.71 × 21,132.50
  4. Step 4: Simplify right side
    60,575.06x = 1,920,473,206.58
  5. Step 5: Solve for x
    x = 1,920,473,206.58/60,575.06
  6. Step 6: Final answer
    x = 31,704.02

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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.