Home / 80,017.10-120,031.77-23,852.91

Finding the Fourth Proportional to 80,017.10, 120,031.77 and 23,852.91

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Solution

The fourth proportional to 80,017.10, 120,031.77 and 23,852.91 is: 35,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,017.10 : 120,031.77 = 23,852.91 : x
  2. Step 2: Convert to fraction form
    80,017.10/120,031.77 = 23,852.91/x
  3. Step 3: Cross multiply
    80,017.10x = 120,031.77 × 23,852.91
  4. Step 4: Simplify right side
    80,017.10x = 2,863,106,887.69
  5. Step 5: Solve for x
    x = 2,863,106,887.69/80,017.10
  6. Step 6: Final answer
    x = 35,781.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.