Home / 130,470.98-195,784.23-47,371.46

Finding the Fourth Proportional to 130,470.98, 195,784.23 and 47,371.46

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Solution

The fourth proportional to 130,470.98, 195,784.23 and 47,371.46 is: 71,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,470.98 : 195,784.23 = 47,371.46 : x
  2. Step 2: Convert to fraction form
    130,470.98/195,784.23 = 47,371.46/x
  3. Step 3: Cross multiply
    130,470.98x = 195,784.23 × 47,371.46
  4. Step 4: Simplify right side
    130,470.98x = 9,274,584,820.08
  5. Step 5: Solve for x
    x = 9,274,584,820.08/130,470.98
  6. Step 6: Final answer
    x = 71,085.42

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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.