Home / 37,202.31-55,807.02-12,242.57

Finding the Fourth Proportional to 37,202.31, 55,807.02 and 12,242.57

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Solution

The fourth proportional to 37,202.31, 55,807.02 and 12,242.57 is: 18,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,202.31 : 55,807.02 = 12,242.57 : x
  2. Step 2: Convert to fraction form
    37,202.31/55,807.02 = 12,242.57/x
  3. Step 3: Cross multiply
    37,202.31x = 55,807.02 × 12,242.57
  4. Step 4: Simplify right side
    37,202.31x = 683,221,069.81
  5. Step 5: Solve for x
    x = 683,221,069.81/37,202.31
  6. Step 6: Final answer
    x = 18,365.02

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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.