Home / 162,127.33-223,731.99-90,514.02

Finding the Fourth Proportional to 162,127.33, 223,731.99 and 90,514.02

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Solution

The fourth proportional to 162,127.33, 223,731.99 and 90,514.02 is: 124,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,127.33 : 223,731.99 = 90,514.02 : x
  2. Step 2: Convert to fraction form
    162,127.33/223,731.99 = 90,514.02/x
  3. Step 3: Cross multiply
    162,127.33x = 223,731.99 × 90,514.02
  4. Step 4: Simplify right side
    162,127.33x = 20,250,881,817.50
  5. Step 5: Solve for x
    x = 20,250,881,817.50/162,127.33
  6. Step 6: Final answer
    x = 124,907.27

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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.