Home / 130,599.15-195,972.54-55,712.22

Finding the Fourth Proportional to 130,599.15, 195,972.54 and 55,712.22

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Solution

The fourth proportional to 130,599.15, 195,972.54 and 55,712.22 is: 83,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,599.15 : 195,972.54 = 55,712.22 : x
  2. Step 2: Convert to fraction form
    130,599.15/195,972.54 = 55,712.22/x
  3. Step 3: Cross multiply
    130,599.15x = 195,972.54 × 55,712.22
  4. Step 4: Simplify right side
    130,599.15x = 10,918,065,262.44
  5. Step 5: Solve for x
    x = 10,918,065,262.44/130,599.15
  6. Step 6: Final answer
    x = 83,599.82

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1.5x scale

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.