Home / 207,684.10-286,605.18-117,041.47

Finding the Fourth Proportional to 207,684.10, 286,605.18 and 117,041.47

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Solution

The fourth proportional to 207,684.10, 286,605.18 and 117,041.47 is: 161,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,684.10 : 286,605.18 = 117,041.47 : x
  2. Step 2: Convert to fraction form
    207,684.10/286,605.18 = 117,041.47/x
  3. Step 3: Cross multiply
    207,684.10x = 286,605.18 × 117,041.47
  4. Step 4: Simplify right side
    207,684.10x = 33,544,691,576.81
  5. Step 5: Solve for x
    x = 33,544,691,576.81/207,684.10
  6. Step 6: Final answer
    x = 161,517.86

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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.