Home / 88,370.14-121,949.82-52,559.36

Finding the Fourth Proportional to 88,370.14, 121,949.82 and 52,559.36

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Solution

The fourth proportional to 88,370.14, 121,949.82 and 52,559.36 is: 72,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,370.14 : 121,949.82 = 52,559.36 : x
  2. Step 2: Convert to fraction form
    88,370.14/121,949.82 = 52,559.36/x
  3. Step 3: Cross multiply
    88,370.14x = 121,949.82 × 52,559.36
  4. Step 4: Simplify right side
    88,370.14x = 6,409,604,491.32
  5. Step 5: Solve for x
    x = 6,409,604,491.32/88,370.14
  6. Step 6: Final answer
    x = 72,531.34

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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.