Home / 177,453.48-266,228.10-77,622.60

Finding the Fourth Proportional to 177,453.48, 266,228.10 and 77,622.60

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Solution

The fourth proportional to 177,453.48, 266,228.10 and 77,622.60 is: 116,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,453.48 : 266,228.10 = 77,622.60 : x
  2. Step 2: Convert to fraction form
    177,453.48/266,228.10 = 77,622.60/x
  3. Step 3: Cross multiply
    177,453.48x = 266,228.10 × 77,622.60
  4. Step 4: Simplify right side
    177,453.48x = 20,665,317,315.06
  5. Step 5: Solve for x
    x = 20,665,317,315.06/177,453.48
  6. Step 6: Final answer
    x = 116,454.84

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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.