Home / 264,404.74-396,458.06-86,864.08

Finding the Fourth Proportional to 264,404.74, 396,458.06 and 86,864.08

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Solution

The fourth proportional to 264,404.74, 396,458.06 and 86,864.08 is: 130,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,404.74 : 396,458.06 = 86,864.08 : x
  2. Step 2: Convert to fraction form
    264,404.74/396,458.06 = 86,864.08/x
  3. Step 3: Cross multiply
    264,404.74x = 396,458.06 × 86,864.08
  4. Step 4: Simplify right side
    264,404.74x = 34,437,964,640.48
  5. Step 5: Solve for x
    x = 34,437,964,640.48/264,404.74
  6. Step 6: Final answer
    x = 130,247.15

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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.