Home / 157,556.43-236,345.41-45,228.00

Finding the Fourth Proportional to 157,556.43, 236,345.41 and 45,228.00

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Solution

The fourth proportional to 157,556.43, 236,345.41 and 45,228.00 is: 67,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,556.43 : 236,345.41 = 45,228.00 : x
  2. Step 2: Convert to fraction form
    157,556.43/236,345.41 = 45,228.00/x
  3. Step 3: Cross multiply
    157,556.43x = 236,345.41 × 45,228.00
  4. Step 4: Simplify right side
    157,556.43x = 10,689,431,146.31
  5. Step 5: Solve for x
    x = 10,689,431,146.31/157,556.43
  6. Step 6: Final answer
    x = 67,845.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.