Home / 42,069.80-63,027.90-25,634.60

Finding the Fourth Proportional to 42,069.80, 63,027.90 and 25,634.60

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Solution

The fourth proportional to 42,069.80, 63,027.90 and 25,634.60 is: 38,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,069.80 : 63,027.90 = 25,634.60 : x
  2. Step 2: Convert to fraction form
    42,069.80/63,027.90 = 25,634.60/x
  3. Step 3: Cross multiply
    42,069.80x = 63,027.90 × 25,634.60
  4. Step 4: Simplify right side
    42,069.80x = 1,615,695,005.34
  5. Step 5: Solve for x
    x = 1,615,695,005.34/42,069.80
  6. Step 6: Final answer
    x = 38,405.10

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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.