Home / 131,184.07-196,782.25-42,444.52

Finding the Fourth Proportional to 131,184.07, 196,782.25 and 42,444.52

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Solution

The fourth proportional to 131,184.07, 196,782.25 and 42,444.52 is: 63,668.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,184.07 : 196,782.25 = 42,444.52 : x
  2. Step 2: Convert to fraction form
    131,184.07/196,782.25 = 42,444.52/x
  3. Step 3: Cross multiply
    131,184.07x = 196,782.25 × 42,444.52
  4. Step 4: Simplify right side
    131,184.07x = 8,352,327,161.86
  5. Step 5: Solve for x
    x = 8,352,327,161.86/131,184.07
  6. Step 6: Final answer
    x = 63,668.76

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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.