Home / 200,743.60-276,330.70-173,507.20

Finding the Fourth Proportional to 200,743.60, 276,330.70 and 173,507.20

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Solution

The fourth proportional to 200,743.60, 276,330.70 and 173,507.20 is: 238,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,743.60 : 276,330.70 = 173,507.20 : x
  2. Step 2: Convert to fraction form
    200,743.60/276,330.70 = 173,507.20/x
  3. Step 3: Cross multiply
    200,743.60x = 276,330.70 × 173,507.20
  4. Step 4: Simplify right side
    200,743.60x = 47,945,366,031.04
  5. Step 5: Solve for x
    x = 47,945,366,031.04/200,743.60
  6. Step 6: Final answer
    x = 238,838.83

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1.5x scale

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.