Home / 70,042.48-96,654.62-39,823.52

Finding the Fourth Proportional to 70,042.48, 96,654.62 and 39,823.52

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Solution

The fourth proportional to 70,042.48, 96,654.62 and 39,823.52 is: 54,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,042.48 : 96,654.62 = 39,823.52 : x
  2. Step 2: Convert to fraction form
    70,042.48/96,654.62 = 39,823.52/x
  3. Step 3: Cross multiply
    70,042.48x = 96,654.62 × 39,823.52
  4. Step 4: Simplify right side
    70,042.48x = 3,849,127,192.66
  5. Step 5: Solve for x
    x = 3,849,127,192.66/70,042.48
  6. Step 6: Final answer
    x = 54,954.18

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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.