Home / 178,341.51-245,896.07-154,098.66

Finding the Fourth Proportional to 178,341.51, 245,896.07 and 154,098.66

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Solution

The fourth proportional to 178,341.51, 245,896.07 and 154,098.66 is: 212,470.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,341.51 : 245,896.07 = 154,098.66 : x
  2. Step 2: Convert to fraction form
    178,341.51/245,896.07 = 154,098.66/x
  3. Step 3: Cross multiply
    178,341.51x = 245,896.07 × 154,098.66
  4. Step 4: Simplify right side
    178,341.51x = 37,892,253,656.79
  5. Step 5: Solve for x
    x = 37,892,253,656.79/178,341.51
  6. Step 6: Final answer
    x = 212,470.19

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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.