Home / 143,354.04-215,083.66-49,886.52

Finding the Fourth Proportional to 143,354.04, 215,083.66 and 49,886.52

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Solution

The fourth proportional to 143,354.04, 215,083.66 and 49,886.52 is: 74,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,354.04 : 215,083.66 = 49,886.52 : x
  2. Step 2: Convert to fraction form
    143,354.04/215,083.66 = 49,886.52/x
  3. Step 3: Cross multiply
    143,354.04x = 215,083.66 × 49,886.52
  4. Step 4: Simplify right side
    143,354.04x = 10,729,775,306.26
  5. Step 5: Solve for x
    x = 10,729,775,306.26/143,354.04
  6. Step 6: Final answer
    x = 74,848.08

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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.