Home / 101,023.19-139,381.08-58,573.25

Finding the Fourth Proportional to 101,023.19, 139,381.08 and 58,573.25

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Solution

The fourth proportional to 101,023.19, 139,381.08 and 58,573.25 is: 80,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,023.19 : 139,381.08 = 58,573.25 : x
  2. Step 2: Convert to fraction form
    101,023.19/139,381.08 = 58,573.25/x
  3. Step 3: Cross multiply
    101,023.19x = 139,381.08 × 58,573.25
  4. Step 4: Simplify right side
    101,023.19x = 8,164,002,147.20
  5. Step 5: Solve for x
    x = 8,164,002,147.20/101,023.19
  6. Step 6: Final answer
    x = 80,813.15

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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.