Home / 40,740.77-61,101.74-15,772.52

Finding the Fourth Proportional to 40,740.77, 61,101.74 and 15,772.52

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Solution

The fourth proportional to 40,740.77, 61,101.74 and 15,772.52 is: 23,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740.77 : 61,101.74 = 15,772.52 : x
  2. Step 2: Convert to fraction form
    40,740.77/61,101.74 = 15,772.52/x
  3. Step 3: Cross multiply
    40,740.77x = 61,101.74 × 15,772.52
  4. Step 4: Simplify right side
    40,740.77x = 963,728,608.37
  5. Step 5: Solve for x
    x = 963,728,608.37/40,740.77
  6. Step 6: Final answer
    x = 23,655.14

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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.