Home / 162,240.36-223,877.10-90,610.44

Finding the Fourth Proportional to 162,240.36, 223,877.10 and 90,610.44

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Solution

The fourth proportional to 162,240.36, 223,877.10 and 90,610.44 is: 125,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,240.36 : 223,877.10 = 90,610.44 : x
  2. Step 2: Convert to fraction form
    162,240.36/223,877.10 = 90,610.44/x
  3. Step 3: Cross multiply
    162,240.36x = 223,877.10 × 90,610.44
  4. Step 4: Simplify right side
    162,240.36x = 20,285,602,536.92
  5. Step 5: Solve for x
    x = 20,285,602,536.92/162,240.36
  6. Step 6: Final answer
    x = 125,034.25

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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.