Home / 147,036.44-202,956.54-83,416.52

Finding the Fourth Proportional to 147,036.44, 202,956.54 and 83,416.52

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Solution

The fourth proportional to 147,036.44, 202,956.54 and 83,416.52 is: 115,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,036.44 : 202,956.54 = 83,416.52 : x
  2. Step 2: Convert to fraction form
    147,036.44/202,956.54 = 83,416.52/x
  3. Step 3: Cross multiply
    147,036.44x = 202,956.54 × 83,416.52
  4. Step 4: Simplify right side
    147,036.44x = 16,929,928,278.04
  5. Step 5: Solve for x
    x = 16,929,928,278.04/147,036.44
  6. Step 6: Final answer
    x = 115,141.04

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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.