Home / 113,675.73-156,873.27-62,690.28

Finding the Fourth Proportional to 113,675.73, 156,873.27 and 62,690.28

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Solution

The fourth proportional to 113,675.73, 156,873.27 and 62,690.28 is: 86,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,675.73 : 156,873.27 = 62,690.28 : x
  2. Step 2: Convert to fraction form
    113,675.73/156,873.27 = 62,690.28/x
  3. Step 3: Cross multiply
    113,675.73x = 156,873.27 × 62,690.28
  4. Step 4: Simplify right side
    113,675.73x = 9,834,429,220.82
  5. Step 5: Solve for x
    x = 9,834,429,220.82/113,675.73
  6. Step 6: Final answer
    x = 86,513.01

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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.