Home / 505,177.02-757,886.18-168,220.59

Finding the Fourth Proportional to 505,177.02, 757,886.18 and 168,220.59

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Solution

The fourth proportional to 505,177.02, 757,886.18 and 168,220.59 is: 252,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,177.02 : 757,886.18 = 168,220.59 : x
  2. Step 2: Convert to fraction form
    505,177.02/757,886.18 = 168,220.59/x
  3. Step 3: Cross multiply
    505,177.02x = 757,886.18 × 168,220.59
  4. Step 4: Simplify right side
    505,177.02x = 127,492,059,511.34
  5. Step 5: Solve for x
    x = 127,492,059,511.34/505,177.02
  6. Step 6: Final answer
    x = 252,371.06

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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.