Home / 148,029.32-204,282.61-83,501.58

Finding the Fourth Proportional to 148,029.32, 204,282.61 and 83,501.58

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Solution

The fourth proportional to 148,029.32, 204,282.61 and 83,501.58 is: 115,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,029.32 : 204,282.61 = 83,501.58 : x
  2. Step 2: Convert to fraction form
    148,029.32/204,282.61 = 83,501.58/x
  3. Step 3: Cross multiply
    148,029.32x = 204,282.61 × 83,501.58
  4. Step 4: Simplify right side
    148,029.32x = 17,057,921,258.83
  5. Step 5: Solve for x
    x = 17,057,921,258.83/148,029.32
  6. Step 6: Final answer
    x = 115,233.39

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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.