Home / 48,439.06-72,656.58-16,856.35

Finding the Fourth Proportional to 48,439.06, 72,656.58 and 16,856.35

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Solution

The fourth proportional to 48,439.06, 72,656.58 and 16,856.35 is: 25,283.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,439.06 : 72,656.58 = 16,856.35 : x
  2. Step 2: Convert to fraction form
    48,439.06/72,656.58 = 16,856.35/x
  3. Step 3: Cross multiply
    48,439.06x = 72,656.58 × 16,856.35
  4. Step 4: Simplify right side
    48,439.06x = 1,224,724,742.28
  5. Step 5: Solve for x
    x = 1,224,724,742.28/48,439.06
  6. Step 6: Final answer
    x = 25,283.83

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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.