Home / 68,173.03-94,124.96-42,689.62

Finding the Fourth Proportional to 68,173.03, 94,124.96 and 42,689.62

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Solution

The fourth proportional to 68,173.03, 94,124.96 and 42,689.62 is: 58,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,173.03 : 94,124.96 = 42,689.62 : x
  2. Step 2: Convert to fraction form
    68,173.03/94,124.96 = 42,689.62/x
  3. Step 3: Cross multiply
    68,173.03x = 94,124.96 × 42,689.62
  4. Step 4: Simplify right side
    68,173.03x = 4,018,158,774.92
  5. Step 5: Solve for x
    x = 4,018,158,774.92/68,173.03
  6. Step 6: Final answer
    x = 58,940.59

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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.