Home / 113,777.96-157,012.52-62,791.16

Finding the Fourth Proportional to 113,777.96, 157,012.52 and 62,791.16

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Solution

The fourth proportional to 113,777.96, 157,012.52 and 62,791.16 is: 86,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,777.96 : 157,012.52 = 62,791.16 : x
  2. Step 2: Convert to fraction form
    113,777.96/157,012.52 = 62,791.16/x
  3. Step 3: Cross multiply
    113,777.96x = 157,012.52 × 62,791.16
  4. Step 4: Simplify right side
    113,777.96x = 9,858,998,265.32
  5. Step 5: Solve for x
    x = 9,858,998,265.32/113,777.96
  6. Step 6: Final answer
    x = 86,651.21

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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.