Home / 130,363.41-195,490.04-55,480.53

Finding the Fourth Proportional to 130,363.41, 195,490.04 and 55,480.53

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Solution

The fourth proportional to 130,363.41, 195,490.04 and 55,480.53 is: 83,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,363.41 : 195,490.04 = 55,480.53 : x
  2. Step 2: Convert to fraction form
    130,363.41/195,490.04 = 55,480.53/x
  3. Step 3: Cross multiply
    130,363.41x = 195,490.04 × 55,480.53
  4. Step 4: Simplify right side
    130,363.41x = 10,845,890,751.52
  5. Step 5: Solve for x
    x = 10,845,890,751.52/130,363.41
  6. Step 6: Final answer
    x = 83,197.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.