Home / 207,613.64-286,506.81-112,120.32

Finding the Fourth Proportional to 207,613.64, 286,506.81 and 112,120.32

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Solution

The fourth proportional to 207,613.64, 286,506.81 and 112,120.32 is: 154,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,613.64 : 286,506.81 = 112,120.32 : x
  2. Step 2: Convert to fraction form
    207,613.64/286,506.81 = 112,120.32/x
  3. Step 3: Cross multiply
    207,613.64x = 286,506.81 × 112,120.32
  4. Step 4: Simplify right side
    207,613.64x = 32,123,235,441.24
  5. Step 5: Solve for x
    x = 32,123,235,441.24/207,613.64
  6. Step 6: Final answer
    x = 154,726.04

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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.