Home / 117,029.87-175,549.67-38,144.78

Finding the Fourth Proportional to 117,029.87, 175,549.67 and 38,144.78

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Solution

The fourth proportional to 117,029.87, 175,549.67 and 38,144.78 is: 57,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,029.87 : 175,549.67 = 38,144.78 : x
  2. Step 2: Convert to fraction form
    117,029.87/175,549.67 = 38,144.78/x
  3. Step 3: Cross multiply
    117,029.87x = 175,549.67 × 38,144.78
  4. Step 4: Simplify right side
    117,029.87x = 6,696,303,350.50
  5. Step 5: Solve for x
    x = 6,696,303,350.50/117,029.87
  6. Step 6: Final answer
    x = 57,218.75

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1.5x scale

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.