Home / 207,625.53-286,523.24-112,132.20

Finding the Fourth Proportional to 207,625.53, 286,523.24 and 112,132.20

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Solution

The fourth proportional to 207,625.53, 286,523.24 and 112,132.20 is: 154,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,625.53 : 286,523.24 = 112,132.20 : x
  2. Step 2: Convert to fraction form
    207,625.53/286,523.24 = 112,132.20/x
  3. Step 3: Cross multiply
    207,625.53x = 286,523.24 × 112,132.20
  4. Step 4: Simplify right side
    207,625.53x = 32,128,480,691.67
  5. Step 5: Solve for x
    x = 32,128,480,691.67/207,625.53
  6. Step 6: Final answer
    x = 154,742.44

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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.