Home / 55,797.81-77,001.99-30,304.17

Finding the Fourth Proportional to 55,797.81, 77,001.99 and 30,304.17

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Solution

The fourth proportional to 55,797.81, 77,001.99 and 30,304.17 is: 41,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,797.81 : 77,001.99 = 30,304.17 : x
  2. Step 2: Convert to fraction form
    55,797.81/77,001.99 = 30,304.17/x
  3. Step 3: Cross multiply
    55,797.81x = 77,001.99 × 30,304.17
  4. Step 4: Simplify right side
    55,797.81x = 2,333,481,395.30
  5. Step 5: Solve for x
    x = 2,333,481,395.30/55,797.81
  6. Step 6: Final answer
    x = 41,820.30

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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.