Home / 114,394.16-157,726.68-98,451.20

Finding the Fourth Proportional to 114,394.16, 157,726.68 and 98,451.20

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Solution

The fourth proportional to 114,394.16, 157,726.68 and 98,451.20 is: 135,744.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,394.16 : 157,726.68 = 98,451.20 : x
  2. Step 2: Convert to fraction form
    114,394.16/157,726.68 = 98,451.20/x
  3. Step 3: Cross multiply
    114,394.16x = 157,726.68 × 98,451.20
  4. Step 4: Simplify right side
    114,394.16x = 15,528,380,918.02
  5. Step 5: Solve for x
    x = 15,528,380,918.02/114,394.16
  6. Step 6: Final answer
    x = 135,744.53

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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.