Home / 96,729.66-133,492.86-54,288.18

Finding the Fourth Proportional to 96,729.66, 133,492.86 and 54,288.18

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Solution

The fourth proportional to 96,729.66, 133,492.86 and 54,288.18 is: 74,921.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,729.66 : 133,492.86 = 54,288.18 : x
  2. Step 2: Convert to fraction form
    96,729.66/133,492.86 = 54,288.18/x
  3. Step 3: Cross multiply
    96,729.66x = 133,492.86 × 54,288.18
  4. Step 4: Simplify right side
    96,729.66x = 7,247,084,412.39
  5. Step 5: Solve for x
    x = 7,247,084,412.39/96,729.66
  6. Step 6: Final answer
    x = 74,921.02

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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.