Home / 90,453.40-124,833.35-50,180.13

Finding the Fourth Proportional to 90,453.40, 124,833.35 and 50,180.13

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Solution

The fourth proportional to 90,453.40, 124,833.35 and 50,180.13 is: 69,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,453.40 : 124,833.35 = 50,180.13 : x
  2. Step 2: Convert to fraction form
    90,453.40/124,833.35 = 50,180.13/x
  3. Step 3: Cross multiply
    90,453.40x = 124,833.35 × 50,180.13
  4. Step 4: Simplify right side
    90,453.40x = 6,264,154,324.91
  5. Step 5: Solve for x
    x = 6,264,154,324.91/90,453.40
  6. Step 6: Final answer
    x = 69,252.84

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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.