Home / 92,791.46-128,053.05-50,350.34

Finding the Fourth Proportional to 92,791.46, 128,053.05 and 50,350.34

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Solution

The fourth proportional to 92,791.46, 128,053.05 and 50,350.34 is: 69,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,791.46 : 128,053.05 = 50,350.34 : x
  2. Step 2: Convert to fraction form
    92,791.46/128,053.05 = 50,350.34/x
  3. Step 3: Cross multiply
    92,791.46x = 128,053.05 × 50,350.34
  4. Step 4: Simplify right side
    92,791.46x = 6,447,514,605.54
  5. Step 5: Solve for x
    x = 6,447,514,605.54/92,791.46
  6. Step 6: Final answer
    x = 69,483.92

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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.