Home / 102,741,564.25-154,088,763.49-61,254,179.65

Finding the Fourth Proportional to 102,741,564.25, 154,088,763.49 and 61,254,179.65

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Solution

The fourth proportional to 102,741,564.25, 154,088,763.49 and 61,254,179.65 is: 91,867,209.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,741,564.25 : 154,088,763.49 = 61,254,179.65 : x
  2. Step 2: Convert to fraction form
    102,741,564.25/154,088,763.49 = 61,254,179.65/x
  3. Step 3: Cross multiply
    102,741,564.25x = 154,088,763.49 × 61,254,179.65
  4. Step 4: Simplify right side
    102,741,564.25x = 9,438,580,800,862,822
  5. Step 5: Solve for x
    x = 9,438,580,800,862,822/102,741,564.25
  6. Step 6: Final answer
    x = 91,867,209.44

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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.