Home / 177,219.20-265,828.80-166,721.60

Finding the Fourth Proportional to 177,219.20, 265,828.80 and 166,721.60

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Solution

The fourth proportional to 177,219.20, 265,828.80 and 166,721.60 is: 250,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,219.20 : 265,828.80 = 166,721.60 : x
  2. Step 2: Convert to fraction form
    177,219.20/265,828.80 = 166,721.60/x
  3. Step 3: Cross multiply
    177,219.20x = 265,828.80 × 166,721.60
  4. Step 4: Simplify right side
    177,219.20x = 44,319,402,862.08
  5. Step 5: Solve for x
    x = 44,319,402,862.08/177,219.20
  6. Step 6: Final answer
    x = 250,082.40

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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.