Home / 69,738.64-96,199.20-42,862.08

Finding the Fourth Proportional to 69,738.64, 96,199.20 and 42,862.08

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Solution

The fourth proportional to 69,738.64, 96,199.20 and 42,862.08 is: 59,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,738.64 : 96,199.20 = 42,862.08 : x
  2. Step 2: Convert to fraction form
    69,738.64/96,199.20 = 42,862.08/x
  3. Step 3: Cross multiply
    69,738.64x = 96,199.20 × 42,862.08
  4. Step 4: Simplify right side
    69,738.64x = 4,123,297,806.34
  5. Step 5: Solve for x
    x = 4,123,297,806.34/69,738.64
  6. Step 6: Final answer
    x = 59,125.01

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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.