Home / 60,938.32-84,069.40-47,486.28

Finding the Fourth Proportional to 60,938.32, 84,069.40 and 47,486.28

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Solution

The fourth proportional to 60,938.32, 84,069.40 and 47,486.28 is: 65,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,938.32 : 84,069.40 = 47,486.28 : x
  2. Step 2: Convert to fraction form
    60,938.32/84,069.40 = 47,486.28/x
  3. Step 3: Cross multiply
    60,938.32x = 84,069.40 × 47,486.28
  4. Step 4: Simplify right side
    60,938.32x = 3,992,143,067.83
  5. Step 5: Solve for x
    x = 3,992,143,067.83/60,938.32
  6. Step 6: Final answer
    x = 65,511.21

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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.