Home / 49,712.67-68,601.47-28,477.17

Finding the Fourth Proportional to 49,712.67, 68,601.47 and 28,477.17

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Solution

The fourth proportional to 49,712.67, 68,601.47 and 28,477.17 is: 39,297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,712.67 : 68,601.47 = 28,477.17 : x
  2. Step 2: Convert to fraction form
    49,712.67/68,601.47 = 28,477.17/x
  3. Step 3: Cross multiply
    49,712.67x = 68,601.47 × 28,477.17
  4. Step 4: Simplify right side
    49,712.67x = 1,953,575,581.05
  5. Step 5: Solve for x
    x = 1,953,575,581.05/49,712.67
  6. Step 6: Final answer
    x = 39,297.34

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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.