Home / 94,701.30-130,730.81-60,722.61

Finding the Fourth Proportional to 94,701.30, 130,730.81 and 60,722.61

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Solution

The fourth proportional to 94,701.30, 130,730.81 and 60,722.61 is: 83,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,701.30 : 130,730.81 = 60,722.61 : x
  2. Step 2: Convert to fraction form
    94,701.30/130,730.81 = 60,722.61/x
  3. Step 3: Cross multiply
    94,701.30x = 130,730.81 × 60,722.61
  4. Step 4: Simplify right side
    94,701.30x = 7,938,315,687.00
  5. Step 5: Solve for x
    x = 7,938,315,687.00/94,701.30
  6. Step 6: Final answer
    x = 83,824.78

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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.