Home / 207,606.59-286,497.10-112,113.29

Finding the Fourth Proportional to 207,606.59, 286,497.10 and 112,113.29

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Solution

The fourth proportional to 207,606.59, 286,497.10 and 112,113.29 is: 154,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,606.59 : 286,497.10 = 112,113.29 : x
  2. Step 2: Convert to fraction form
    207,606.59/286,497.10 = 112,113.29/x
  3. Step 3: Cross multiply
    207,606.59x = 286,497.10 × 112,113.29
  4. Step 4: Simplify right side
    207,606.59x = 32,120,132,456.46
  5. Step 5: Solve for x
    x = 32,120,132,456.46/207,606.59
  6. Step 6: Final answer
    x = 154,716.34

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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.