Home / 86,470.92-119,337.69-52,488.06

Finding the Fourth Proportional to 86,470.92, 119,337.69 and 52,488.06

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Solution

The fourth proportional to 86,470.92, 119,337.69 and 52,488.06 is: 72,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,470.92 : 119,337.69 = 52,488.06 : x
  2. Step 2: Convert to fraction form
    86,470.92/119,337.69 = 52,488.06/x
  3. Step 3: Cross multiply
    86,470.92x = 119,337.69 × 52,488.06
  4. Step 4: Simplify right side
    86,470.92x = 6,263,803,832.98
  5. Step 5: Solve for x
    x = 6,263,803,832.98/86,470.92
  6. Step 6: Final answer
    x = 72,438.27

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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.