Home / 112,499.84-155,256-62,197.76

Finding the Fourth Proportional to 112,499.84, 155,256 and 62,197.76

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Solution

The fourth proportional to 112,499.84, 155,256 and 62,197.76 is: 85,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,499.84 : 155,256 = 62,197.76 : x
  2. Step 2: Convert to fraction form
    112,499.84/155,256 = 62,197.76/x
  3. Step 3: Cross multiply
    112,499.84x = 155,256 × 62,197.76
  4. Step 4: Simplify right side
    112,499.84x = 9,656,575,426.56
  5. Step 5: Solve for x
    x = 9,656,575,426.56/112,499.84
  6. Step 6: Final answer
    x = 85,836.35

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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.