Home / 92,423.40-138,634.65-36,223.80

Finding the Fourth Proportional to 92,423.40, 138,634.65 and 36,223.80

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Solution

The fourth proportional to 92,423.40, 138,634.65 and 36,223.80 is: 54,335.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,423.40 : 138,634.65 = 36,223.80 : x
  2. Step 2: Convert to fraction form
    92,423.40/138,634.65 = 36,223.80/x
  3. Step 3: Cross multiply
    92,423.40x = 138,634.65 × 36,223.80
  4. Step 4: Simplify right side
    92,423.40x = 5,021,873,834.67
  5. Step 5: Solve for x
    x = 5,021,873,834.67/92,423.40
  6. Step 6: Final answer
    x = 54,335.52

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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.