Home / 65,718.15-98,552.93-21,346.35

Finding the Fourth Proportional to 65,718.15, 98,552.93 and 21,346.35

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Solution

The fourth proportional to 65,718.15, 98,552.93 and 21,346.35 is: 32,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,718.15 : 98,552.93 = 21,346.35 : x
  2. Step 2: Convert to fraction form
    65,718.15/98,552.93 = 21,346.35/x
  3. Step 3: Cross multiply
    65,718.15x = 98,552.93 × 21,346.35
  4. Step 4: Simplify right side
    65,718.15x = 2,103,745,230.57
  5. Step 5: Solve for x
    x = 2,103,745,230.57/65,718.15
  6. Step 6: Final answer
    x = 32,011.63

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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.