Home / 48,140.70-66,434.16-26,920.02

Finding the Fourth Proportional to 48,140.70, 66,434.16 and 26,920.02

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Solution

The fourth proportional to 48,140.70, 66,434.16 and 26,920.02 is: 37,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140.70 : 66,434.16 = 26,920.02 : x
  2. Step 2: Convert to fraction form
    48,140.70/66,434.16 = 26,920.02/x
  3. Step 3: Cross multiply
    48,140.70x = 66,434.16 × 26,920.02
  4. Step 4: Simplify right side
    48,140.70x = 1,788,408,915.88
  5. Step 5: Solve for x
    x = 1,788,408,915.88/48,140.70
  6. Step 6: Final answer
    x = 37,149.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.