Home / 130,313.64-195,470.94-55,423.08

Finding the Fourth Proportional to 130,313.64, 195,470.94 and 55,423.08

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Solution

The fourth proportional to 130,313.64, 195,470.94 and 55,423.08 is: 83,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,313.64 : 195,470.94 = 55,423.08 : x
  2. Step 2: Convert to fraction form
    130,313.64/195,470.94 = 55,423.08/x
  3. Step 3: Cross multiply
    130,313.64x = 195,470.94 × 55,423.08
  4. Step 4: Simplify right side
    130,313.64x = 10,833,601,545.30
  5. Step 5: Solve for x
    x = 10,833,601,545.30/130,313.64
  6. Step 6: Final answer
    x = 83,134.82

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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.