Home / 150,302.25-207,423.63-83,234.25

Finding the Fourth Proportional to 150,302.25, 207,423.63 and 83,234.25

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Solution

The fourth proportional to 150,302.25, 207,423.63 and 83,234.25 is: 114,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,302.25 : 207,423.63 = 83,234.25 : x
  2. Step 2: Convert to fraction form
    150,302.25/207,423.63 = 83,234.25/x
  3. Step 3: Cross multiply
    150,302.25x = 207,423.63 × 83,234.25
  4. Step 4: Simplify right side
    150,302.25x = 17,264,749,859.16
  5. Step 5: Solve for x
    x = 17,264,749,859.16/150,302.25
  6. Step 6: Final answer
    x = 114,866.88

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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.