Home / 50,887.73-70,232.43-30,747.51

Finding the Fourth Proportional to 50,887.73, 70,232.43 and 30,747.51

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Solution

The fourth proportional to 50,887.73, 70,232.43 and 30,747.51 is: 42,436.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,887.73 : 70,232.43 = 30,747.51 : x
  2. Step 2: Convert to fraction form
    50,887.73/70,232.43 = 30,747.51/x
  3. Step 3: Cross multiply
    50,887.73x = 70,232.43 × 30,747.51
  4. Step 4: Simplify right side
    50,887.73x = 2,159,472,428.10
  5. Step 5: Solve for x
    x = 2,159,472,428.10/50,887.73
  6. Step 6: Final answer
    x = 42,436.01

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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.