Home / 177,850.77-266,776.14-72,669.63

Finding the Fourth Proportional to 177,850.77, 266,776.14 and 72,669.63

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Solution

The fourth proportional to 177,850.77, 266,776.14 and 72,669.63 is: 109,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,850.77 : 266,776.14 = 72,669.63 : x
  2. Step 2: Convert to fraction form
    177,850.77/266,776.14 = 72,669.63/x
  3. Step 3: Cross multiply
    177,850.77x = 266,776.14 × 72,669.63
  4. Step 4: Simplify right side
    177,850.77x = 19,386,523,386.63
  5. Step 5: Solve for x
    x = 19,386,523,386.63/177,850.77
  6. Step 6: Final answer
    x = 109,004.44

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1.5x scale

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.