Home / 72,549.24-100,067.58-59,120.52

Finding the Fourth Proportional to 72,549.24, 100,067.58 and 59,120.52

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Solution

The fourth proportional to 72,549.24, 100,067.58 and 59,120.52 is: 81,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,549.24 : 100,067.58 = 59,120.52 : x
  2. Step 2: Convert to fraction form
    72,549.24/100,067.58 = 59,120.52/x
  3. Step 3: Cross multiply
    72,549.24x = 100,067.58 × 59,120.52
  4. Step 4: Simplify right side
    72,549.24x = 5,916,047,364.74
  5. Step 5: Solve for x
    x = 5,916,047,364.74/72,549.24
  6. Step 6: Final answer
    x = 81,545.27

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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.