Home / 245,934.03-339,380.00-137,032.74

Finding the Fourth Proportional to 245,934.03, 339,380.00 and 137,032.74

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Solution

The fourth proportional to 245,934.03, 339,380.00 and 137,032.74 is: 189,100.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,934.03 : 339,380.00 = 137,032.74 : x
  2. Step 2: Convert to fraction form
    245,934.03/339,380.00 = 137,032.74/x
  3. Step 3: Cross multiply
    245,934.03x = 339,380.00 × 137,032.74
  4. Step 4: Simplify right side
    245,934.03x = 46,506,169,514.65
  5. Step 5: Solve for x
    x = 46,506,169,514.65/245,934.03
  6. Step 6: Final answer
    x = 189,100.18

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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.