Home / 310,029.24-465,124.50-88,430.52

Finding the Fourth Proportional to 310,029.24, 465,124.50 and 88,430.52

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Solution

The fourth proportional to 310,029.24, 465,124.50 and 88,430.52 is: 132,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,029.24 : 465,124.50 = 88,430.52 : x
  2. Step 2: Convert to fraction form
    310,029.24/465,124.50 = 88,430.52/x
  3. Step 3: Cross multiply
    310,029.24x = 465,124.50 × 88,430.52
  4. Step 4: Simplify right side
    310,029.24x = 41,131,201,399.74
  5. Step 5: Solve for x
    x = 41,131,201,399.74/310,029.24
  6. Step 6: Final answer
    x = 132,668.78

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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.