Home / 134,859.72-202,273.86-84,792.04

Finding the Fourth Proportional to 134,859.72, 202,273.86 and 84,792.04

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Solution

The fourth proportional to 134,859.72, 202,273.86 and 84,792.04 is: 127,178.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,859.72 : 202,273.86 = 84,792.04 : x
  2. Step 2: Convert to fraction form
    134,859.72/202,273.86 = 84,792.04/x
  3. Step 3: Cross multiply
    134,859.72x = 202,273.86 × 84,792.04
  4. Step 4: Simplify right side
    134,859.72x = 17,151,213,228.07
  5. Step 5: Solve for x
    x = 17,151,213,228.07/134,859.72
  6. Step 6: Final answer
    x = 127,178.18

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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.