Home / 65,633.04-98,463.60-21,264.24

Finding the Fourth Proportional to 65,633.04, 98,463.60 and 21,264.24

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Solution

The fourth proportional to 65,633.04, 98,463.60 and 21,264.24 is: 31,900.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,633.04 : 98,463.60 = 21,264.24 : x
  2. Step 2: Convert to fraction form
    65,633.04/98,463.60 = 21,264.24/x
  3. Step 3: Cross multiply
    65,633.04x = 98,463.60 × 21,264.24
  4. Step 4: Simplify right side
    65,633.04x = 2,093,753,621.66
  5. Step 5: Solve for x
    x = 2,093,753,621.66/65,633.04
  6. Step 6: Final answer
    x = 31,900.91

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1.5x scale

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.