Home / 114,026.28-157,412.36-71,608.20

Finding the Fourth Proportional to 114,026.28, 157,412.36 and 71,608.20

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Solution

The fourth proportional to 114,026.28, 157,412.36 and 71,608.20 is: 98,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,026.28 : 157,412.36 = 71,608.20 : x
  2. Step 2: Convert to fraction form
    114,026.28/157,412.36 = 71,608.20/x
  3. Step 3: Cross multiply
    114,026.28x = 157,412.36 × 71,608.20
  4. Step 4: Simplify right side
    114,026.28x = 11,272,015,757.35
  5. Step 5: Solve for x
    x = 11,272,015,757.35/114,026.28
  6. Step 6: Final answer
    x = 98,854.54

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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.