Home / 92,918.75-128,227.17-50,477.59

Finding the Fourth Proportional to 92,918.75, 128,227.17 and 50,477.59

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Solution

The fourth proportional to 92,918.75, 128,227.17 and 50,477.59 is: 69,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,918.75 : 128,227.17 = 50,477.59 : x
  2. Step 2: Convert to fraction form
    92,918.75/128,227.17 = 50,477.59/x
  3. Step 3: Cross multiply
    92,918.75x = 128,227.17 × 50,477.59
  4. Step 4: Simplify right side
    92,918.75x = 6,472,598,193.55
  5. Step 5: Solve for x
    x = 6,472,598,193.55/92,918.75
  6. Step 6: Final answer
    x = 69,658.69

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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.