Home / 318,569.94-439,627.76-175,335.07

Finding the Fourth Proportional to 318,569.94, 439,627.76 and 175,335.07

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Solution

The fourth proportional to 318,569.94, 439,627.76 and 175,335.07 is: 241,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,569.94 : 439,627.76 = 175,335.07 : x
  2. Step 2: Convert to fraction form
    318,569.94/439,627.76 = 175,335.07/x
  3. Step 3: Cross multiply
    318,569.94x = 439,627.76 × 175,335.07
  4. Step 4: Simplify right side
    318,569.94x = 77,082,164,073.54
  5. Step 5: Solve for x
    x = 77,082,164,073.54/318,569.94
  6. Step 6: Final answer
    x = 241,963.08

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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.