Home / 103,566.24-142,920.96-58,854.24

Finding the Fourth Proportional to 103,566.24, 142,920.96 and 58,854.24

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Solution

The fourth proportional to 103,566.24, 142,920.96 and 58,854.24 is: 81,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,566.24 : 142,920.96 = 58,854.24 : x
  2. Step 2: Convert to fraction form
    103,566.24/142,920.96 = 58,854.24/x
  3. Step 3: Cross multiply
    103,566.24x = 142,920.96 × 58,854.24
  4. Step 4: Simplify right side
    103,566.24x = 8,411,504,480.87
  5. Step 5: Solve for x
    x = 8,411,504,480.87/103,566.24
  6. Step 6: Final answer
    x = 81,218.59

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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.