Home / 234,854.25-324,089.42-127,420.17

Finding the Fourth Proportional to 234,854.25, 324,089.42 and 127,420.17

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Solution

The fourth proportional to 234,854.25, 324,089.42 and 127,420.17 is: 175,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,854.25 : 324,089.42 = 127,420.17 : x
  2. Step 2: Convert to fraction form
    234,854.25/324,089.42 = 127,420.17/x
  3. Step 3: Cross multiply
    234,854.25x = 324,089.42 × 127,420.17
  4. Step 4: Simplify right side
    234,854.25x = 41,295,528,354.50
  5. Step 5: Solve for x
    x = 41,295,528,354.50/234,854.25
  6. Step 6: Final answer
    x = 175,834.71

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1.5x scale

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.