Home / 141,147.24-194,782.86-77,483.64

Finding the Fourth Proportional to 141,147.24, 194,782.86 and 77,483.64

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Solution

The fourth proportional to 141,147.24, 194,782.86 and 77,483.64 is: 106,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,147.24 : 194,782.86 = 77,483.64 : x
  2. Step 2: Convert to fraction form
    141,147.24/194,782.86 = 77,483.64/x
  3. Step 3: Cross multiply
    141,147.24x = 194,782.86 × 77,483.64
  4. Step 4: Simplify right side
    141,147.24x = 15,092,485,002.41
  5. Step 5: Solve for x
    x = 15,092,485,002.41/141,147.24
  6. Step 6: Final answer
    x = 106,927.24

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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.