Home / 40,035.20-59,970.80-22,468.12

Finding the Fourth Proportional to 40,035.20, 59,970.80 and 22,468.12

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Solution

The fourth proportional to 40,035.20, 59,970.80 and 22,468.12 is: 33,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,035.20 : 59,970.80 = 22,468.12 : x
  2. Step 2: Convert to fraction form
    40,035.20/59,970.80 = 22,468.12/x
  3. Step 3: Cross multiply
    40,035.20x = 59,970.80 × 22,468.12
  4. Step 4: Simplify right side
    40,035.20x = 1,347,431,130.90
  5. Step 5: Solve for x
    x = 1,347,431,130.90/40,035.20
  6. Step 6: Final answer
    x = 33,656.16

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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.