Home / 65,867.42-98,607.29-40,827.08

Finding the Fourth Proportional to 65,867.42, 98,607.29 and 40,827.08

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Solution

The fourth proportional to 65,867.42, 98,607.29 and 40,827.08 is: 61,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,867.42 : 98,607.29 = 40,827.08 : x
  2. Step 2: Convert to fraction form
    65,867.42/98,607.29 = 40,827.08/x
  3. Step 3: Cross multiply
    65,867.42x = 98,607.29 × 40,827.08
  4. Step 4: Simplify right side
    65,867.42x = 4,025,847,020.24
  5. Step 5: Solve for x
    x = 4,025,847,020.24/65,867.42
  6. Step 6: Final answer
    x = 61,120.46

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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.