Home / 58,319.58-80,407.47-38,144.52

Finding the Fourth Proportional to 58,319.58, 80,407.47 and 38,144.52

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Solution

The fourth proportional to 58,319.58, 80,407.47 and 38,144.52 is: 52,591.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,319.58 : 80,407.47 = 38,144.52 : x
  2. Step 2: Convert to fraction form
    58,319.58/80,407.47 = 38,144.52/x
  3. Step 3: Cross multiply
    58,319.58x = 80,407.47 × 38,144.52
  4. Step 4: Simplify right side
    58,319.58x = 3,067,104,347.56
  5. Step 5: Solve for x
    x = 3,067,104,347.56/58,319.58
  6. Step 6: Final answer
    x = 52,591.33

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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.