Home / 85,035.24-117,341.28-49,227.39

Finding the Fourth Proportional to 85,035.24, 117,341.28 and 49,227.39

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Solution

The fourth proportional to 85,035.24, 117,341.28 and 49,227.39 is: 67,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,035.24 : 117,341.28 = 49,227.39 : x
  2. Step 2: Convert to fraction form
    85,035.24/117,341.28 = 49,227.39/x
  3. Step 3: Cross multiply
    85,035.24x = 117,341.28 × 49,227.39
  4. Step 4: Simplify right side
    85,035.24x = 5,776,404,953.66
  5. Step 5: Solve for x
    x = 5,776,404,953.66/85,035.24
  6. Step 6: Final answer
    x = 67,929.54

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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.