Home / 215,009.02-322,402.02-96,579.19

Finding the Fourth Proportional to 215,009.02, 322,402.02 and 96,579.19

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Solution

The fourth proportional to 215,009.02, 322,402.02 and 96,579.19 is: 144,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,009.02 : 322,402.02 = 96,579.19 : x
  2. Step 2: Convert to fraction form
    215,009.02/322,402.02 = 96,579.19/x
  3. Step 3: Cross multiply
    215,009.02x = 322,402.02 × 96,579.19
  4. Step 4: Simplify right side
    215,009.02x = 31,137,325,945.96
  5. Step 5: Solve for x
    x = 31,137,325,945.96/215,009.02
  6. Step 6: Final answer
    x = 144,818.70

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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.