Home / 35,266.19-52,830.05-20,443.95

Finding the Fourth Proportional to 35,266.19, 52,830.05 and 20,443.95

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Solution

The fourth proportional to 35,266.19, 52,830.05 and 20,443.95 is: 30,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,266.19 : 52,830.05 = 20,443.95 : x
  2. Step 2: Convert to fraction form
    35,266.19/52,830.05 = 20,443.95/x
  3. Step 3: Cross multiply
    35,266.19x = 52,830.05 × 20,443.95
  4. Step 4: Simplify right side
    35,266.19x = 1,080,054,798.48
  5. Step 5: Solve for x
    x = 1,080,054,798.48/35,266.19
  6. Step 6: Final answer
    x = 30,625.79

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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.