Home / 178,833.51-268,376.31-84,068.01

Finding the Fourth Proportional to 178,833.51, 268,376.31 and 84,068.01

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Solution

The fourth proportional to 178,833.51, 268,376.31 and 84,068.01 is: 126,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,833.51 : 268,376.31 = 84,068.01 : x
  2. Step 2: Convert to fraction form
    178,833.51/268,376.31 = 84,068.01/x
  3. Step 3: Cross multiply
    178,833.51x = 268,376.31 × 84,068.01
  4. Step 4: Simplify right side
    178,833.51x = 22,561,862,312.84
  5. Step 5: Solve for x
    x = 22,561,862,312.84/178,833.51
  6. Step 6: Final answer
    x = 126,161.27

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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.