Home / 64,935.14-89,585.19-43,728.53

Finding the Fourth Proportional to 64,935.14, 89,585.19 and 43,728.53

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Solution

The fourth proportional to 64,935.14, 89,585.19 and 43,728.53 is: 60,328.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,935.14 : 89,585.19 = 43,728.53 : x
  2. Step 2: Convert to fraction form
    64,935.14/89,585.19 = 43,728.53/x
  3. Step 3: Cross multiply
    64,935.14x = 89,585.19 × 43,728.53
  4. Step 4: Simplify right side
    64,935.14x = 3,917,428,220.54
  5. Step 5: Solve for x
    x = 3,917,428,220.54/64,935.14
  6. Step 6: Final answer
    x = 60,328.33

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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.