Home / 71,257.49-98,334.70-42,575.59

Finding the Fourth Proportional to 71,257.49, 98,334.70 and 42,575.59

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Solution

The fourth proportional to 71,257.49, 98,334.70 and 42,575.59 is: 58,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,257.49 : 98,334.70 = 42,575.59 : x
  2. Step 2: Convert to fraction form
    71,257.49/98,334.70 = 42,575.59/x
  3. Step 3: Cross multiply
    71,257.49x = 98,334.70 × 42,575.59
  4. Step 4: Simplify right side
    71,257.49x = 4,186,657,517.70
  5. Step 5: Solve for x
    x = 4,186,657,517.70/71,257.49
  6. Step 6: Final answer
    x = 58,753.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.