Home / 147,712.52-203,637.75-124,837.19

Finding the Fourth Proportional to 147,712.52, 203,637.75 and 124,837.19

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Solution

The fourth proportional to 147,712.52, 203,637.75 and 124,837.19 is: 172,101.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,712.52 : 203,637.75 = 124,837.19 : x
  2. Step 2: Convert to fraction form
    147,712.52/203,637.75 = 124,837.19/x
  3. Step 3: Cross multiply
    147,712.52x = 203,637.75 × 124,837.19
  4. Step 4: Simplify right side
    147,712.52x = 25,421,564,487.92
  5. Step 5: Solve for x
    x = 25,421,564,487.92/147,712.52
  6. Step 6: Final answer
    x = 172,101.62

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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.