Home / 656,908.02-985,359.87-158,272.02

Finding the Fourth Proportional to 656,908.02, 985,359.87 and 158,272.02

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Solution

The fourth proportional to 656,908.02, 985,359.87 and 158,272.02 is: 237,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,908.02 : 985,359.87 = 158,272.02 : x
  2. Step 2: Convert to fraction form
    656,908.02/985,359.87 = 158,272.02/x
  3. Step 3: Cross multiply
    656,908.02x = 985,359.87 × 158,272.02
  4. Step 4: Simplify right side
    656,908.02x = 155,954,897,051.84
  5. Step 5: Solve for x
    x = 155,954,897,051.84/656,908.02
  6. Step 6: Final answer
    x = 237,407.51

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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.