Home / 157,921.80-236,996.98-61,873.36

Finding the Fourth Proportional to 157,921.80, 236,996.98 and 61,873.36

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Solution

The fourth proportional to 157,921.80, 236,996.98 and 61,873.36 is: 92,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,921.80 : 236,996.98 = 61,873.36 : x
  2. Step 2: Convert to fraction form
    157,921.80/236,996.98 = 61,873.36/x
  3. Step 3: Cross multiply
    157,921.80x = 236,996.98 × 61,873.36
  4. Step 4: Simplify right side
    157,921.80x = 14,663,799,462.45
  5. Step 5: Solve for x
    x = 14,663,799,462.45/157,921.80
  6. Step 6: Final answer
    x = 92,854.81

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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.