Home / 61,330.48-84,636.30-34,474.12

Finding the Fourth Proportional to 61,330.48, 84,636.30 and 34,474.12

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Solution

The fourth proportional to 61,330.48, 84,636.30 and 34,474.12 is: 47,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,330.48 : 84,636.30 = 34,474.12 : x
  2. Step 2: Convert to fraction form
    61,330.48/84,636.30 = 34,474.12/x
  3. Step 3: Cross multiply
    61,330.48x = 84,636.30 × 34,474.12
  4. Step 4: Simplify right side
    61,330.48x = 2,917,761,962.56
  5. Step 5: Solve for x
    x = 2,917,761,962.56/61,330.48
  6. Step 6: Final answer
    x = 47,574.42

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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.