Home / 207,726.60-286,700.04-198,260.56

Finding the Fourth Proportional to 207,726.60, 286,700.04 and 198,260.56

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Solution

The fourth proportional to 207,726.60, 286,700.04 and 198,260.56 is: 273,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,726.60 : 286,700.04 = 198,260.56 : x
  2. Step 2: Convert to fraction form
    207,726.60/286,700.04 = 198,260.56/x
  3. Step 3: Cross multiply
    207,726.60x = 286,700.04 × 198,260.56
  4. Step 4: Simplify right side
    207,726.60x = 56,841,310,482.42
  5. Step 5: Solve for x
    x = 56,841,310,482.42/207,726.60
  6. Step 6: Final answer
    x = 273,635.20

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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.