Home / 66,569.84-91,844.25-43,920.08

Finding the Fourth Proportional to 66,569.84, 91,844.25 and 43,920.08

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Solution

The fourth proportional to 66,569.84, 91,844.25 and 43,920.08 is: 60,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,569.84 : 91,844.25 = 43,920.08 : x
  2. Step 2: Convert to fraction form
    66,569.84/91,844.25 = 43,920.08/x
  3. Step 3: Cross multiply
    66,569.84x = 91,844.25 × 43,920.08
  4. Step 4: Simplify right side
    66,569.84x = 4,033,806,807.54
  5. Step 5: Solve for x
    x = 4,033,806,807.54/66,569.84
  6. Step 6: Final answer
    x = 60,595.11

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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.