Home / 96,921.60-145,365.48-25,845.12

Finding the Fourth Proportional to 96,921.60, 145,365.48 and 25,845.12

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Solution

The fourth proportional to 96,921.60, 145,365.48 and 25,845.12 is: 38,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,921.60 : 145,365.48 = 25,845.12 : x
  2. Step 2: Convert to fraction form
    96,921.60/145,365.48 = 25,845.12/x
  3. Step 3: Cross multiply
    96,921.60x = 145,365.48 × 25,845.12
  4. Step 4: Simplify right side
    96,921.60x = 3,756,988,274.46
  5. Step 5: Solve for x
    x = 3,756,988,274.46/96,921.60
  6. Step 6: Final answer
    x = 38,763.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.