Home / 35,422.83-53,137.35-9,127.53

Finding the Fourth Proportional to 35,422.83, 53,137.35 and 9,127.53

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Solution

The fourth proportional to 35,422.83, 53,137.35 and 9,127.53 is: 13,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.83 : 53,137.35 = 9,127.53 : x
  2. Step 2: Convert to fraction form
    35,422.83/53,137.35 = 9,127.53/x
  3. Step 3: Cross multiply
    35,422.83x = 53,137.35 × 9,127.53
  4. Step 4: Simplify right side
    35,422.83x = 485,012,756.25
  5. Step 5: Solve for x
    x = 485,012,756.25/35,422.83
  6. Step 6: Final answer
    x = 13,692.10

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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.