Home / 88,235.21-132,278.43-38,277.64

Finding the Fourth Proportional to 88,235.21, 132,278.43 and 38,277.64

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Solution

The fourth proportional to 88,235.21, 132,278.43 and 38,277.64 is: 57,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,235.21 : 132,278.43 = 38,277.64 : x
  2. Step 2: Convert to fraction form
    88,235.21/132,278.43 = 38,277.64/x
  3. Step 3: Cross multiply
    88,235.21x = 132,278.43 × 38,277.64
  4. Step 4: Simplify right side
    88,235.21x = 5,063,305,737.19
  5. Step 5: Solve for x
    x = 5,063,305,737.19/88,235.21
  6. Step 6: Final answer
    x = 57,384.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.