Home / 147,574.14-203,651.35-83,911.93

Finding the Fourth Proportional to 147,574.14, 203,651.35 and 83,911.93

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Solution

The fourth proportional to 147,574.14, 203,651.35 and 83,911.93 is: 115,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,574.14 : 203,651.35 = 83,911.93 : x
  2. Step 2: Convert to fraction form
    147,574.14/203,651.35 = 83,911.93/x
  3. Step 3: Cross multiply
    147,574.14x = 203,651.35 × 83,911.93
  4. Step 4: Simplify right side
    147,574.14x = 17,088,777,825.61
  5. Step 5: Solve for x
    x = 17,088,777,825.61/147,574.14
  6. Step 6: Final answer
    x = 115,797.92

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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.