Home / 109,994.12-151,791-59,693.12

Finding the Fourth Proportional to 109,994.12, 151,791 and 59,693.12

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Solution

The fourth proportional to 109,994.12, 151,791 and 59,693.12 is: 82,376.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,994.12 : 151,791 = 59,693.12 : x
  2. Step 2: Convert to fraction form
    109,994.12/151,791 = 59,693.12/x
  3. Step 3: Cross multiply
    109,994.12x = 151,791 × 59,693.12
  4. Step 4: Simplify right side
    109,994.12x = 9,060,878,377.92
  5. Step 5: Solve for x
    x = 9,060,878,377.92/109,994.12
  6. Step 6: Final answer
    x = 82,376.02

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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.