Home / 124,697.26-172,082.43-70,982.29

Finding the Fourth Proportional to 124,697.26, 172,082.43 and 70,982.29

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Solution

The fourth proportional to 124,697.26, 172,082.43 and 70,982.29 is: 97,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,697.26 : 172,082.43 = 70,982.29 : x
  2. Step 2: Convert to fraction form
    124,697.26/172,082.43 = 70,982.29/x
  3. Step 3: Cross multiply
    124,697.26x = 172,082.43 × 70,982.29
  4. Step 4: Simplify right side
    124,697.26x = 12,214,804,950.16
  5. Step 5: Solve for x
    x = 12,214,804,950.16/124,697.26
  6. Step 6: Final answer
    x = 97,955.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.