Home / 124,854.74-172,299.53-68,266.11

Finding the Fourth Proportional to 124,854.74, 172,299.53 and 68,266.11

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Solution

The fourth proportional to 124,854.74, 172,299.53 and 68,266.11 is: 94,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,854.74 : 172,299.53 = 68,266.11 : x
  2. Step 2: Convert to fraction form
    124,854.74/172,299.53 = 68,266.11/x
  3. Step 3: Cross multiply
    124,854.74x = 172,299.53 × 68,266.11
  4. Step 4: Simplify right side
    124,854.74x = 11,762,218,326.60
  5. Step 5: Solve for x
    x = 11,762,218,326.60/124,854.74
  6. Step 6: Final answer
    x = 94,207.23

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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.