Home / 124,202-171,441.96-73,899.92

Finding the Fourth Proportional to 124,202, 171,441.96 and 73,899.92

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Solution

The fourth proportional to 124,202, 171,441.96 and 73,899.92 is: 102,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,202 : 171,441.96 = 73,899.92 : x
  2. Step 2: Convert to fraction form
    124,202/171,441.96 = 73,899.92/x
  3. Step 3: Cross multiply
    124,202x = 171,441.96 × 73,899.92
  4. Step 4: Simplify right side
    124,202x = 12,669,547,128.64
  5. Step 5: Solve for x
    x = 12,669,547,128.64/124,202
  6. Step 6: Final answer
    x = 102,007.59

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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.