Home / 105,818.04-158,724.99-25,856.53

Finding the Fourth Proportional to 105,818.04, 158,724.99 and 25,856.53

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Solution

The fourth proportional to 105,818.04, 158,724.99 and 25,856.53 is: 38,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,818.04 : 158,724.99 = 25,856.53 : x
  2. Step 2: Convert to fraction form
    105,818.04/158,724.99 = 25,856.53/x
  3. Step 3: Cross multiply
    105,818.04x = 158,724.99 × 25,856.53
  4. Step 4: Simplify right side
    105,818.04x = 4,104,077,465.68
  5. Step 5: Solve for x
    x = 4,104,077,465.68/105,818.04
  6. Step 6: Final answer
    x = 38,784.29

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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.