Home / 96,679.04-133,422.08-54,235.20

Finding the Fourth Proportional to 96,679.04, 133,422.08 and 54,235.20

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Solution

The fourth proportional to 96,679.04, 133,422.08 and 54,235.20 is: 74,847.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,679.04 : 133,422.08 = 54,235.20 : x
  2. Step 2: Convert to fraction form
    96,679.04/133,422.08 = 54,235.20/x
  3. Step 3: Cross multiply
    96,679.04x = 133,422.08 × 54,235.20
  4. Step 4: Simplify right side
    96,679.04x = 7,236,173,193.22
  5. Step 5: Solve for x
    x = 7,236,173,193.22/96,679.04
  6. Step 6: Final answer
    x = 74,847.38

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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.