Home / 207,344.40-286,134.96-116,701.02

Finding the Fourth Proportional to 207,344.40, 286,134.96 and 116,701.02

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Solution

The fourth proportional to 207,344.40, 286,134.96 and 116,701.02 is: 161,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,344.40 : 286,134.96 = 116,701.02 : x
  2. Step 2: Convert to fraction form
    207,344.40/286,134.96 = 116,701.02/x
  3. Step 3: Cross multiply
    207,344.40x = 286,134.96 × 116,701.02
  4. Step 4: Simplify right side
    207,344.40x = 33,392,241,689.66
  5. Step 5: Solve for x
    x = 33,392,241,689.66/207,344.40
  6. Step 6: Final answer
    x = 161,047.23

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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.