Home / 177,698.40-266,593.76-53,039.36

Finding the Fourth Proportional to 177,698.40, 266,593.76 and 53,039.36

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Solution

The fourth proportional to 177,698.40, 266,593.76 and 53,039.36 is: 79,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,698.40 : 266,593.76 = 53,039.36 : x
  2. Step 2: Convert to fraction form
    177,698.40/266,593.76 = 53,039.36/x
  3. Step 3: Cross multiply
    177,698.40x = 266,593.76 × 53,039.36
  4. Step 4: Simplify right side
    177,698.40x = 14,139,962,410.39
  5. Step 5: Solve for x
    x = 14,139,962,410.39/177,698.40
  6. Step 6: Final answer
    x = 79,572.82

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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.