Home / 55,844.09-77,065.01-31,970.94

Finding the Fourth Proportional to 55,844.09, 77,065.01 and 31,970.94

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Solution

The fourth proportional to 55,844.09, 77,065.01 and 31,970.94 is: 44,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,844.09 : 77,065.01 = 31,970.94 : x
  2. Step 2: Convert to fraction form
    55,844.09/77,065.01 = 31,970.94/x
  3. Step 3: Cross multiply
    55,844.09x = 77,065.01 × 31,970.94
  4. Step 4: Simplify right side
    55,844.09x = 2,463,840,810.81
  5. Step 5: Solve for x
    x = 2,463,840,810.81/55,844.09
  6. Step 6: Final answer
    x = 44,119.99

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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.