Home / 62,920.17-94,352-18,531.36

Finding the Fourth Proportional to 62,920.17, 94,352 and 18,531.36

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Solution

The fourth proportional to 62,920.17, 94,352 and 18,531.36 is: 27,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,920.17 : 94,352 = 18,531.36 : x
  2. Step 2: Convert to fraction form
    62,920.17/94,352 = 18,531.36/x
  3. Step 3: Cross multiply
    62,920.17x = 94,352 × 18,531.36
  4. Step 4: Simplify right side
    62,920.17x = 1,748,470,878.72
  5. Step 5: Solve for x
    x = 1,748,470,878.72/62,920.17
  6. Step 6: Final answer
    x = 27,788.72

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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.