Home / 207,738.29-286,679.03-112,245.23

Finding the Fourth Proportional to 207,738.29, 286,679.03 and 112,245.23

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Solution

The fourth proportional to 207,738.29, 286,679.03 and 112,245.23 is: 154,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,738.29 : 286,679.03 = 112,245.23 : x
  2. Step 2: Convert to fraction form
    207,738.29/286,679.03 = 112,245.23/x
  3. Step 3: Cross multiply
    207,738.29x = 286,679.03 × 112,245.23
  4. Step 4: Simplify right side
    207,738.29x = 32,178,351,663.91
  5. Step 5: Solve for x
    x = 32,178,351,663.91/207,738.29
  6. Step 6: Final answer
    x = 154,898.51

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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.