Home / 65,740.10-98,464.35-26,276.90

Finding the Fourth Proportional to 65,740.10, 98,464.35 and 26,276.90

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Solution

The fourth proportional to 65,740.10, 98,464.35 and 26,276.90 is: 39,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,740.10 : 98,464.35 = 26,276.90 : x
  2. Step 2: Convert to fraction form
    65,740.10/98,464.35 = 26,276.90/x
  3. Step 3: Cross multiply
    65,740.10x = 98,464.35 × 26,276.90
  4. Step 4: Simplify right side
    65,740.10x = 2,587,337,878.52
  5. Step 5: Solve for x
    x = 2,587,337,878.52/65,740.10
  6. Step 6: Final answer
    x = 39,357.07

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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.