Home / 149,898.43-206,949.94-93,386.35

Finding the Fourth Proportional to 149,898.43, 206,949.94 and 93,386.35

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Solution

The fourth proportional to 149,898.43, 206,949.94 and 93,386.35 is: 128,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,898.43 : 206,949.94 = 93,386.35 : x
  2. Step 2: Convert to fraction form
    149,898.43/206,949.94 = 93,386.35/x
  3. Step 3: Cross multiply
    149,898.43x = 206,949.94 × 93,386.35
  4. Step 4: Simplify right side
    149,898.43x = 19,326,299,529.32
  5. Step 5: Solve for x
    x = 19,326,299,529.32/149,898.43
  6. Step 6: Final answer
    x = 128,929.30

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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.