Home / 204,711.24-282,502.08-118,686.90

Finding the Fourth Proportional to 204,711.24, 282,502.08 and 118,686.90

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Solution

The fourth proportional to 204,711.24, 282,502.08 and 118,686.90 is: 163,788.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,711.24 : 282,502.08 = 118,686.90 : x
  2. Step 2: Convert to fraction form
    204,711.24/282,502.08 = 118,686.90/x
  3. Step 3: Cross multiply
    204,711.24x = 282,502.08 × 118,686.90
  4. Step 4: Simplify right side
    204,711.24x = 33,529,296,118.75
  5. Step 5: Solve for x
    x = 33,529,296,118.75/204,711.24
  6. Step 6: Final answer
    x = 163,788.25

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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.