Home / 130,205.61-195,324.04-45,948.38

Finding the Fourth Proportional to 130,205.61, 195,324.04 and 45,948.38

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Solution

The fourth proportional to 130,205.61, 195,324.04 and 45,948.38 is: 68,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,205.61 : 195,324.04 = 45,948.38 : x
  2. Step 2: Convert to fraction form
    130,205.61/195,324.04 = 45,948.38/x
  3. Step 3: Cross multiply
    130,205.61x = 195,324.04 × 45,948.38
  4. Step 4: Simplify right side
    130,205.61x = 8,974,822,293.87
  5. Step 5: Solve for x
    x = 8,974,822,293.87/130,205.61
  6. Step 6: Final answer
    x = 68,928.08

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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.