Home / 204,809.75-282,638.04-118,785.32

Finding the Fourth Proportional to 204,809.75, 282,638.04 and 118,785.32

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Solution

The fourth proportional to 204,809.75, 282,638.04 and 118,785.32 is: 163,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,809.75 : 282,638.04 = 118,785.32 : x
  2. Step 2: Convert to fraction form
    204,809.75/282,638.04 = 118,785.32/x
  3. Step 3: Cross multiply
    204,809.75x = 282,638.04 × 118,785.32
  4. Step 4: Simplify right side
    204,809.75x = 33,573,248,612.38
  5. Step 5: Solve for x
    x = 33,573,248,612.38/204,809.75
  6. Step 6: Final answer
    x = 163,924.08

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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.