Home / 66,701.31-100,065.36-24,581.61

Finding the Fourth Proportional to 66,701.31, 100,065.36 and 24,581.61

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Solution

The fourth proportional to 66,701.31, 100,065.36 and 24,581.61 is: 36,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,701.31 : 100,065.36 = 24,581.61 : x
  2. Step 2: Convert to fraction form
    66,701.31/100,065.36 = 24,581.61/x
  3. Step 3: Cross multiply
    66,701.31x = 100,065.36 × 24,581.61
  4. Step 4: Simplify right side
    66,701.31x = 2,459,767,531.12
  5. Step 5: Solve for x
    x = 2,459,767,531.12/66,701.31
  6. Step 6: Final answer
    x = 36,877.35

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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.