Home / 65,685.24-98,527.91-18,300.47

Finding the Fourth Proportional to 65,685.24, 98,527.91 and 18,300.47

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Solution

The fourth proportional to 65,685.24, 98,527.91 and 18,300.47 is: 27,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,685.24 : 98,527.91 = 18,300.47 : x
  2. Step 2: Convert to fraction form
    65,685.24/98,527.91 = 18,300.47/x
  3. Step 3: Cross multiply
    65,685.24x = 98,527.91 × 18,300.47
  4. Step 4: Simplify right side
    65,685.24x = 1,803,106,476.98
  5. Step 5: Solve for x
    x = 1,803,106,476.98/65,685.24
  6. Step 6: Final answer
    x = 27,450.71

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1.5x scale

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.