Home / 51,185.16-77,049.27-36,495.72

Finding the Fourth Proportional to 51,185.16, 77,049.27 and 36,495.72

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Solution

The fourth proportional to 51,185.16, 77,049.27 and 36,495.72 is: 54,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,185.16 : 77,049.27 = 36,495.72 : x
  2. Step 2: Convert to fraction form
    51,185.16/77,049.27 = 36,495.72/x
  3. Step 3: Cross multiply
    51,185.16x = 77,049.27 × 36,495.72
  4. Step 4: Simplify right side
    51,185.16x = 2,811,968,584.12
  5. Step 5: Solve for x
    x = 2,811,968,584.12/51,185.16
  6. Step 6: Final answer
    x = 54,937.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.