Home / 102,036.23-153,082.29-30,961.16

Finding the Fourth Proportional to 102,036.23, 153,082.29 and 30,961.16

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Solution

The fourth proportional to 102,036.23, 153,082.29 and 30,961.16 is: 46,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,036.23 : 153,082.29 = 30,961.16 : x
  2. Step 2: Convert to fraction form
    102,036.23/153,082.29 = 30,961.16/x
  3. Step 3: Cross multiply
    102,036.23x = 153,082.29 × 30,961.16
  4. Step 4: Simplify right side
    102,036.23x = 4,739,604,508.44
  5. Step 5: Solve for x
    x = 4,739,604,508.44/102,036.23
  6. Step 6: Final answer
    x = 46,450.21

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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.