Home / 124,605.04-171,954.90-68,016.42

Finding the Fourth Proportional to 124,605.04, 171,954.90 and 68,016.42

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Solution

The fourth proportional to 124,605.04, 171,954.90 and 68,016.42 is: 93,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,605.04 : 171,954.90 = 68,016.42 : x
  2. Step 2: Convert to fraction form
    124,605.04/171,954.90 = 68,016.42/x
  3. Step 3: Cross multiply
    124,605.04x = 171,954.90 × 68,016.42
  4. Step 4: Simplify right side
    124,605.04x = 11,695,756,699.46
  5. Step 5: Solve for x
    x = 11,695,756,699.46/124,605.04
  6. Step 6: Final answer
    x = 93,862.63

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1.5x scale

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.