Home / 40,266.78-60,388.02-16,888.02

Finding the Fourth Proportional to 40,266.78, 60,388.02 and 16,888.02

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Solution

The fourth proportional to 40,266.78, 60,388.02 and 16,888.02 is: 25,326.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.78 : 60,388.02 = 16,888.02 : x
  2. Step 2: Convert to fraction form
    40,266.78/60,388.02 = 16,888.02/x
  3. Step 3: Cross multiply
    40,266.78x = 60,388.02 × 16,888.02
  4. Step 4: Simplify right side
    40,266.78x = 1,019,834,089.52
  5. Step 5: Solve for x
    x = 1,019,834,089.52/40,266.78
  6. Step 6: Final answer
    x = 25,326.93

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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.