Home / 42,635.25-63,903.06-25,117.38

Finding the Fourth Proportional to 42,635.25, 63,903.06 and 25,117.38

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Solution

The fourth proportional to 42,635.25, 63,903.06 and 25,117.38 is: 37,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,635.25 : 63,903.06 = 25,117.38 : x
  2. Step 2: Convert to fraction form
    42,635.25/63,903.06 = 25,117.38/x
  3. Step 3: Cross multiply
    42,635.25x = 63,903.06 × 25,117.38
  4. Step 4: Simplify right side
    42,635.25x = 1,605,077,441.18
  5. Step 5: Solve for x
    x = 1,605,077,441.18/42,635.25
  6. Step 6: Final answer
    x = 37,646.72

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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.