Home / 25,140.55-37,723.89-10,151.35

Finding the Fourth Proportional to 25,140.55, 37,723.89 and 10,151.35

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Solution

The fourth proportional to 25,140.55, 37,723.89 and 10,151.35 is: 15,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.55 : 37,723.89 = 10,151.35 : x
  2. Step 2: Convert to fraction form
    25,140.55/37,723.89 = 10,151.35/x
  3. Step 3: Cross multiply
    25,140.55x = 37,723.89 × 10,151.35
  4. Step 4: Simplify right side
    25,140.55x = 382,948,561.23
  5. Step 5: Solve for x
    x = 382,948,561.23/25,140.55
  6. Step 6: Final answer
    x = 15,232.31

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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.