Home / 94,717.86-130,686.99-54,443.10

Finding the Fourth Proportional to 94,717.86, 130,686.99 and 54,443.10

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Solution

The fourth proportional to 94,717.86, 130,686.99 and 54,443.10 is: 75,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,717.86 : 130,686.99 = 54,443.10 : x
  2. Step 2: Convert to fraction form
    94,717.86/130,686.99 = 54,443.10/x
  3. Step 3: Cross multiply
    94,717.86x = 130,686.99 × 54,443.10
  4. Step 4: Simplify right side
    94,717.86x = 7,115,004,865.27
  5. Step 5: Solve for x
    x = 7,115,004,865.27/94,717.86
  6. Step 6: Final answer
    x = 75,117.88

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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.