Home / 177,522.95-266,366.75-77,669.97

Finding the Fourth Proportional to 177,522.95, 266,366.75 and 77,669.97

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Solution

The fourth proportional to 177,522.95, 266,366.75 and 77,669.97 is: 116,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,522.95 : 266,366.75 = 77,669.97 : x
  2. Step 2: Convert to fraction form
    177,522.95/266,366.75 = 77,669.97/x
  3. Step 3: Cross multiply
    177,522.95x = 266,366.75 × 77,669.97
  4. Step 4: Simplify right side
    177,522.95x = 20,688,697,093.15
  5. Step 5: Solve for x
    x = 20,688,697,093.15/177,522.95
  6. Step 6: Final answer
    x = 116,540.97

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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.