Home / 207,570.08-286,347.28-199,522.72

Finding the Fourth Proportional to 207,570.08, 286,347.28 and 199,522.72

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Solution

The fourth proportional to 207,570.08, 286,347.28 and 199,522.72 is: 275,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,570.08 : 286,347.28 = 199,522.72 : x
  2. Step 2: Convert to fraction form
    207,570.08/286,347.28 = 199,522.72/x
  3. Step 3: Cross multiply
    207,570.08x = 286,347.28 × 199,522.72
  4. Step 4: Simplify right side
    207,570.08x = 57,132,788,170.20
  5. Step 5: Solve for x
    x = 57,132,788,170.20/207,570.08
  6. Step 6: Final answer
    x = 275,245.78

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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.