Home / 88,302.54-121,868.55-50,576.82

Finding the Fourth Proportional to 88,302.54, 121,868.55 and 50,576.82

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Solution

The fourth proportional to 88,302.54, 121,868.55 and 50,576.82 is: 69,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,302.54 : 121,868.55 = 50,576.82 : x
  2. Step 2: Convert to fraction form
    88,302.54/121,868.55 = 50,576.82/x
  3. Step 3: Cross multiply
    88,302.54x = 121,868.55 × 50,576.82
  4. Step 4: Simplify right side
    88,302.54x = 6,163,723,717.01
  5. Step 5: Solve for x
    x = 6,163,723,717.01/88,302.54
  6. Step 6: Final answer
    x = 69,802.34

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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.