Home / 51,344.12-70,849.86-30,119.24

Finding the Fourth Proportional to 51,344.12, 70,849.86 and 30,119.24

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Solution

The fourth proportional to 51,344.12, 70,849.86 and 30,119.24 is: 41,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,344.12 : 70,849.86 = 30,119.24 : x
  2. Step 2: Convert to fraction form
    51,344.12/70,849.86 = 30,119.24/x
  3. Step 3: Cross multiply
    51,344.12x = 70,849.86 × 30,119.24
  4. Step 4: Simplify right side
    51,344.12x = 2,133,943,937.31
  5. Step 5: Solve for x
    x = 2,133,943,937.31/51,344.12
  6. Step 6: Final answer
    x = 41,561.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.