Home / 112,501.73-155,246.68-62,191.01

Finding the Fourth Proportional to 112,501.73, 155,246.68 and 62,191.01

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Solution

The fourth proportional to 112,501.73, 155,246.68 and 62,191.01 is: 85,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,501.73 : 155,246.68 = 62,191.01 : x
  2. Step 2: Convert to fraction form
    112,501.73/155,246.68 = 62,191.01/x
  3. Step 3: Cross multiply
    112,501.73x = 155,246.68 × 62,191.01
  4. Step 4: Simplify right side
    112,501.73x = 9,654,947,828.35
  5. Step 5: Solve for x
    x = 9,654,947,828.35/112,501.73
  6. Step 6: Final answer
    x = 85,820.44

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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.