Home / 250,025.38-375,077.04-83,774.50

Finding the Fourth Proportional to 250,025.38, 375,077.04 and 83,774.50

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Solution

The fourth proportional to 250,025.38, 375,077.04 and 83,774.50 is: 125,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,025.38 : 375,077.04 = 83,774.50 : x
  2. Step 2: Convert to fraction form
    250,025.38/375,077.04 = 83,774.50/x
  3. Step 3: Cross multiply
    250,025.38x = 375,077.04 × 83,774.50
  4. Step 4: Simplify right side
    250,025.38x = 31,421,891,487.48
  5. Step 5: Solve for x
    x = 31,421,891,487.48/250,025.38
  6. Step 6: Final answer
    x = 125,674.81

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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.