Home / 86,470.18-119,310.70-52,496.55

Finding the Fourth Proportional to 86,470.18, 119,310.70 and 52,496.55

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Solution

The fourth proportional to 86,470.18, 119,310.70 and 52,496.55 is: 72,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,470.18 : 119,310.70 = 52,496.55 : x
  2. Step 2: Convert to fraction form
    86,470.18/119,310.70 = 52,496.55/x
  3. Step 3: Cross multiply
    86,470.18x = 119,310.70 × 52,496.55
  4. Step 4: Simplify right side
    86,470.18x = 6,263,399,865.60
  5. Step 5: Solve for x
    x = 6,263,399,865.60/86,470.18
  6. Step 6: Final answer
    x = 72,434.22

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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.