Home / 245,784.60-339,001.66-185,357.79

Finding the Fourth Proportional to 245,784.60, 339,001.66 and 185,357.79

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Solution

The fourth proportional to 245,784.60, 339,001.66 and 185,357.79 is: 255,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,784.60 : 339,001.66 = 185,357.79 : x
  2. Step 2: Convert to fraction form
    245,784.60/339,001.66 = 185,357.79/x
  3. Step 3: Cross multiply
    245,784.60x = 339,001.66 × 185,357.79
  4. Step 4: Simplify right side
    245,784.60x = 62,836,595,882.13
  5. Step 5: Solve for x
    x = 62,836,595,882.13/245,784.60
  6. Step 6: Final answer
    x = 255,657.18

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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.