Home / 42,391.65-63,649.90-23,708.30

Finding the Fourth Proportional to 42,391.65, 63,649.90 and 23,708.30

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Solution

The fourth proportional to 42,391.65, 63,649.90 and 23,708.30 is: 35,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,391.65 : 63,649.90 = 23,708.30 : x
  2. Step 2: Convert to fraction form
    42,391.65/63,649.90 = 23,708.30/x
  3. Step 3: Cross multiply
    42,391.65x = 63,649.90 × 23,708.30
  4. Step 4: Simplify right side
    42,391.65x = 1,509,030,635.56
  5. Step 5: Solve for x
    x = 1,509,030,635.56/42,391.65
  6. Step 6: Final answer
    x = 35,597.35

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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.