Home / 177,897.16-245,351.94-126,893.59

Finding the Fourth Proportional to 177,897.16, 245,351.94 and 126,893.59

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Solution

The fourth proportional to 177,897.16, 245,351.94 and 126,893.59 is: 175,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,897.16 : 245,351.94 = 126,893.59 : x
  2. Step 2: Convert to fraction form
    177,897.16/245,351.94 = 126,893.59/x
  3. Step 3: Cross multiply
    177,897.16x = 245,351.94 × 126,893.59
  4. Step 4: Simplify right side
    177,897.16x = 31,133,587,390.83
  5. Step 5: Solve for x
    x = 31,133,587,390.83/177,897.16
  6. Step 6: Final answer
    x = 175,008.90

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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.