Home / 94,821.13-130,856.92-54,534.86

Finding the Fourth Proportional to 94,821.13, 130,856.92 and 54,534.86

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Solution

The fourth proportional to 94,821.13, 130,856.92 and 54,534.86 is: 75,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,821.13 : 130,856.92 = 54,534.86 : x
  2. Step 2: Convert to fraction form
    94,821.13/130,856.92 = 54,534.86/x
  3. Step 3: Cross multiply
    94,821.13x = 130,856.92 × 54,534.86
  4. Step 4: Simplify right side
    94,821.13x = 7,136,263,812.23
  5. Step 5: Solve for x
    x = 7,136,263,812.23/94,821.13
  6. Step 6: Final answer
    x = 75,260.27

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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.