Home / 55,816.98-77,047.68-36,960.18

Finding the Fourth Proportional to 55,816.98, 77,047.68 and 36,960.18

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Solution

The fourth proportional to 55,816.98, 77,047.68 and 36,960.18 is: 51,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,816.98 : 77,047.68 = 36,960.18 : x
  2. Step 2: Convert to fraction form
    55,816.98/77,047.68 = 36,960.18/x
  3. Step 3: Cross multiply
    55,816.98x = 77,047.68 × 36,960.18
  4. Step 4: Simplify right side
    55,816.98x = 2,847,696,121.38
  5. Step 5: Solve for x
    x = 2,847,696,121.38/55,816.98
  6. Step 6: Final answer
    x = 51,018.46

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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.