Home / 157,896.86-236,641.16-118,142.06

Finding the Fourth Proportional to 157,896.86, 236,641.16 and 118,142.06

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Solution

The fourth proportional to 157,896.86, 236,641.16 and 118,142.06 is: 177,060.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,896.86 : 236,641.16 = 118,142.06 : x
  2. Step 2: Convert to fraction form
    157,896.86/236,641.16 = 118,142.06/x
  3. Step 3: Cross multiply
    157,896.86x = 236,641.16 × 118,142.06
  4. Step 4: Simplify right side
    157,896.86x = 27,957,274,123.19
  5. Step 5: Solve for x
    x = 27,957,274,123.19/157,896.86
  6. Step 6: Final answer
    x = 177,060.36

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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.