Home / 88,168.94-121,673.32-47,882.24

Finding the Fourth Proportional to 88,168.94, 121,673.32 and 47,882.24

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Solution

The fourth proportional to 88,168.94, 121,673.32 and 47,882.24 is: 66,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,168.94 : 121,673.32 = 47,882.24 : x
  2. Step 2: Convert to fraction form
    88,168.94/121,673.32 = 47,882.24/x
  3. Step 3: Cross multiply
    88,168.94x = 121,673.32 × 47,882.24
  4. Step 4: Simplify right side
    88,168.94x = 5,825,991,109.84
  5. Step 5: Solve for x
    x = 5,825,991,109.84/88,168.94
  6. Step 6: Final answer
    x = 66,077.59

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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.