Home / 42,184.20-63,300.60-15,907.80

Finding the Fourth Proportional to 42,184.20, 63,300.60 and 15,907.80

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Solution

The fourth proportional to 42,184.20, 63,300.60 and 15,907.80 is: 23,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,184.20 : 63,300.60 = 15,907.80 : x
  2. Step 2: Convert to fraction form
    42,184.20/63,300.60 = 15,907.80/x
  3. Step 3: Cross multiply
    42,184.20x = 63,300.60 × 15,907.80
  4. Step 4: Simplify right side
    42,184.20x = 1,006,973,284.68
  5. Step 5: Solve for x
    x = 1,006,973,284.68/42,184.20
  6. Step 6: Final answer
    x = 23,870.86

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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.