Home / 65,822.08-98,737.92-19,075.20

Finding the Fourth Proportional to 65,822.08, 98,737.92 and 19,075.20

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Solution

The fourth proportional to 65,822.08, 98,737.92 and 19,075.20 is: 28,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,822.08 : 98,737.92 = 19,075.20 : x
  2. Step 2: Convert to fraction form
    65,822.08/98,737.92 = 19,075.20/x
  3. Step 3: Cross multiply
    65,822.08x = 98,737.92 × 19,075.20
  4. Step 4: Simplify right side
    65,822.08x = 1,883,445,571.58
  5. Step 5: Solve for x
    x = 1,883,445,571.58/65,822.08
  6. Step 6: Final answer
    x = 28,614.19

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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.