Home / 88,132.96-121,623.54-47,846.74

Finding the Fourth Proportional to 88,132.96, 121,623.54 and 47,846.74

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Solution

The fourth proportional to 88,132.96, 121,623.54 and 47,846.74 is: 66,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,132.96 : 121,623.54 = 47,846.74 : x
  2. Step 2: Convert to fraction form
    88,132.96/121,623.54 = 47,846.74/x
  3. Step 3: Cross multiply
    88,132.96x = 121,623.54 × 47,846.74
  4. Step 4: Simplify right side
    88,132.96x = 5,819,289,896.26
  5. Step 5: Solve for x
    x = 5,819,289,896.26/88,132.96
  6. Step 6: Final answer
    x = 66,028.53

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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.