Home / 207,608.13-286,499.22-112,114.82

Finding the Fourth Proportional to 207,608.13, 286,499.22 and 112,114.82

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Solution

The fourth proportional to 207,608.13, 286,499.22 and 112,114.82 is: 154,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,608.13 : 286,499.22 = 112,114.82 : x
  2. Step 2: Convert to fraction form
    207,608.13/286,499.22 = 112,114.82/x
  3. Step 3: Cross multiply
    207,608.13x = 286,499.22 × 112,114.82
  4. Step 4: Simplify right side
    207,608.13x = 32,120,808,480.44
  5. Step 5: Solve for x
    x = 32,120,808,480.44/207,608.13
  6. Step 6: Final answer
    x = 154,718.45

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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.