Home / 201,864.90-302,707.37-107,073.51

Finding the Fourth Proportional to 201,864.90, 302,707.37 and 107,073.51

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Solution

The fourth proportional to 201,864.90, 302,707.37 and 107,073.51 is: 160,562.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,864.90 : 302,707.37 = 107,073.51 : x
  2. Step 2: Convert to fraction form
    201,864.90/302,707.37 = 107,073.51/x
  3. Step 3: Cross multiply
    201,864.90x = 302,707.37 × 107,073.51
  4. Step 4: Simplify right side
    201,864.90x = 32,411,940,608.77
  5. Step 5: Solve for x
    x = 32,411,940,608.77/201,864.90
  6. Step 6: Final answer
    x = 160,562.54

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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.