Home / 109,010.62-150,439.13-61,263.87

Finding the Fourth Proportional to 109,010.62, 150,439.13 and 61,263.87

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Solution

The fourth proportional to 109,010.62, 150,439.13 and 61,263.87 is: 84,546.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,010.62 : 150,439.13 = 61,263.87 : x
  2. Step 2: Convert to fraction form
    109,010.62/150,439.13 = 61,263.87/x
  3. Step 3: Cross multiply
    109,010.62x = 150,439.13 × 61,263.87
  4. Step 4: Simplify right side
    109,010.62x = 9,216,483,303.23
  5. Step 5: Solve for x
    x = 9,216,483,303.23/109,010.62
  6. Step 6: Final answer
    x = 84,546.66

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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.