Home / 130,293.46-195,436.54-55,376.02

Finding the Fourth Proportional to 130,293.46, 195,436.54 and 55,376.02

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Solution

The fourth proportional to 130,293.46, 195,436.54 and 55,376.02 is: 83,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,293.46 : 195,436.54 = 55,376.02 : x
  2. Step 2: Convert to fraction form
    130,293.46/195,436.54 = 55,376.02/x
  3. Step 3: Cross multiply
    130,293.46x = 195,436.54 × 55,376.02
  4. Step 4: Simplify right side
    130,293.46x = 10,822,497,747.77
  5. Step 5: Solve for x
    x = 10,822,497,747.77/130,293.46
  6. Step 6: Final answer
    x = 83,062.48

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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.