Home / 66,868.77-100,232.45-24,721.78

Finding the Fourth Proportional to 66,868.77, 100,232.45 and 24,721.78

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Solution

The fourth proportional to 66,868.77, 100,232.45 and 24,721.78 is: 37,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,868.77 : 100,232.45 = 24,721.78 : x
  2. Step 2: Convert to fraction form
    66,868.77/100,232.45 = 24,721.78/x
  3. Step 3: Cross multiply
    66,868.77x = 100,232.45 × 24,721.78
  4. Step 4: Simplify right side
    66,868.77x = 2,477,924,577.76
  5. Step 5: Solve for x
    x = 2,477,924,577.76/66,868.77
  6. Step 6: Final answer
    x = 37,056.53

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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.