Home / 177,440.30-266,160.45-161,110.70

Finding the Fourth Proportional to 177,440.30, 266,160.45 and 161,110.70

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Solution

The fourth proportional to 177,440.30, 266,160.45 and 161,110.70 is: 241,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,440.30 : 266,160.45 = 161,110.70 : x
  2. Step 2: Convert to fraction form
    177,440.30/266,160.45 = 161,110.70/x
  3. Step 3: Cross multiply
    177,440.30x = 266,160.45 × 161,110.70
  4. Step 4: Simplify right side
    177,440.30x = 42,881,296,411.82
  5. Step 5: Solve for x
    x = 42,881,296,411.82/177,440.30
  6. Step 6: Final answer
    x = 241,666.05

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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.