Home / 207,854.58-286,841.94-126,159.18

Finding the Fourth Proportional to 207,854.58, 286,841.94 and 126,159.18

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Solution

The fourth proportional to 207,854.58, 286,841.94 and 126,159.18 is: 174,101.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,854.58 : 286,841.94 = 126,159.18 : x
  2. Step 2: Convert to fraction form
    207,854.58/286,841.94 = 126,159.18/x
  3. Step 3: Cross multiply
    207,854.58x = 286,841.94 × 126,159.18
  4. Step 4: Simplify right side
    207,854.58x = 36,187,743,940.01
  5. Step 5: Solve for x
    x = 36,187,743,940.01/207,854.58
  6. Step 6: Final answer
    x = 174,101.26

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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.