Home / 94,447.60-130,470.36-89,470.96

Finding the Fourth Proportional to 94,447.60, 130,470.36 and 89,470.96

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Solution

The fourth proportional to 94,447.60, 130,470.36 and 89,470.96 is: 123,595.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,447.60 : 130,470.36 = 89,470.96 : x
  2. Step 2: Convert to fraction form
    94,447.60/130,470.36 = 89,470.96/x
  3. Step 3: Cross multiply
    94,447.60x = 130,470.36 × 89,470.96
  4. Step 4: Simplify right side
    94,447.60x = 11,673,308,360.75
  5. Step 5: Solve for x
    x = 11,673,308,360.75/94,447.60
  6. Step 6: Final answer
    x = 123,595.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.