Home / 77,001.67-106,261.18-43,010.64

Finding the Fourth Proportional to 77,001.67, 106,261.18 and 43,010.64

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Solution

The fourth proportional to 77,001.67, 106,261.18 and 43,010.64 is: 59,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,001.67 : 106,261.18 = 43,010.64 : x
  2. Step 2: Convert to fraction form
    77,001.67/106,261.18 = 43,010.64/x
  3. Step 3: Cross multiply
    77,001.67x = 106,261.18 × 43,010.64
  4. Step 4: Simplify right side
    77,001.67x = 4,570,361,358.96
  5. Step 5: Solve for x
    x = 4,570,361,358.96/77,001.67
  6. Step 6: Final answer
    x = 59,354.06

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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.