Home / 156,948.03-235,428.21-82,017.27

Finding the Fourth Proportional to 156,948.03, 235,428.21 and 82,017.27

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Solution

The fourth proportional to 156,948.03, 235,428.21 and 82,017.27 is: 123,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,948.03 : 235,428.21 = 82,017.27 : x
  2. Step 2: Convert to fraction form
    156,948.03/235,428.21 = 82,017.27/x
  3. Step 3: Cross multiply
    156,948.03x = 235,428.21 × 82,017.27
  4. Step 4: Simplify right side
    156,948.03x = 19,309,179,065.19
  5. Step 5: Solve for x
    x = 19,309,179,065.19/156,948.03
  6. Step 6: Final answer
    x = 123,029.13

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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.