Home / 207,207.42-285,971.56-116,567.20

Finding the Fourth Proportional to 207,207.42, 285,971.56 and 116,567.20

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Solution

The fourth proportional to 207,207.42, 285,971.56 and 116,567.20 is: 160,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,207.42 : 285,971.56 = 116,567.20 : x
  2. Step 2: Convert to fraction form
    207,207.42/285,971.56 = 116,567.20/x
  3. Step 3: Cross multiply
    207,207.42x = 285,971.56 × 116,567.20
  4. Step 4: Simplify right side
    207,207.42x = 33,334,904,028.83
  5. Step 5: Solve for x
    x = 33,334,904,028.83/207,207.42
  6. Step 6: Final answer
    x = 160,876.98

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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.