Home / 134,749.27-202,065.22-38,665.32

Finding the Fourth Proportional to 134,749.27, 202,065.22 and 38,665.32

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Solution

The fourth proportional to 134,749.27, 202,065.22 and 38,665.32 is: 57,981.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,749.27 : 202,065.22 = 38,665.32 : x
  2. Step 2: Convert to fraction form
    134,749.27/202,065.22 = 38,665.32/x
  3. Step 3: Cross multiply
    134,749.27x = 202,065.22 × 38,665.32
  4. Step 4: Simplify right side
    134,749.27x = 7,812,916,392.17
  5. Step 5: Solve for x
    x = 7,812,916,392.17/134,749.27
  6. Step 6: Final answer
    x = 57,981.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.