Home / 157,681.37-236,553.20-57,842.48

Finding the Fourth Proportional to 157,681.37, 236,553.20 and 57,842.48

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Solution

The fourth proportional to 157,681.37, 236,553.20 and 57,842.48 is: 86,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,681.37 : 236,553.20 = 57,842.48 : x
  2. Step 2: Convert to fraction form
    157,681.37/236,553.20 = 57,842.48/x
  3. Step 3: Cross multiply
    157,681.37x = 236,553.20 × 57,842.48
  4. Step 4: Simplify right side
    157,681.37x = 13,682,822,267.96
  5. Step 5: Solve for x
    x = 13,682,822,267.96/157,681.37
  6. Step 6: Final answer
    x = 86,775.14

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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.