Home / 42,125.41-63,186.88-17,159.28

Finding the Fourth Proportional to 42,125.41, 63,186.88 and 17,159.28

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Solution

The fourth proportional to 42,125.41, 63,186.88 and 17,159.28 is: 25,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125.41 : 63,186.88 = 17,159.28 : x
  2. Step 2: Convert to fraction form
    42,125.41/63,186.88 = 17,159.28/x
  3. Step 3: Cross multiply
    42,125.41x = 63,186.88 × 17,159.28
  4. Step 4: Simplify right side
    42,125.41x = 1,084,241,366.25
  5. Step 5: Solve for x
    x = 1,084,241,366.25/42,125.41
  6. Step 6: Final answer
    x = 25,738.42

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1.5x scale

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.