Home / 67,159.86-92,649.56-40,255.67

Finding the Fourth Proportional to 67,159.86, 92,649.56 and 40,255.67

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Solution

The fourth proportional to 67,159.86, 92,649.56 and 40,255.67 is: 55,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,159.86 : 92,649.56 = 40,255.67 : x
  2. Step 2: Convert to fraction form
    67,159.86/92,649.56 = 40,255.67/x
  3. Step 3: Cross multiply
    67,159.86x = 92,649.56 × 40,255.67
  4. Step 4: Simplify right side
    67,159.86x = 3,729,669,448.48
  5. Step 5: Solve for x
    x = 3,729,669,448.48/67,159.86
  6. Step 6: Final answer
    x = 55,534.21

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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.