Home / 147,365.29-203,364.10-80,297.29

Finding the Fourth Proportional to 147,365.29, 203,364.10 and 80,297.29

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Solution

The fourth proportional to 147,365.29, 203,364.10 and 80,297.29 is: 110,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,365.29 : 203,364.10 = 80,297.29 : x
  2. Step 2: Convert to fraction form
    147,365.29/203,364.10 = 80,297.29/x
  3. Step 3: Cross multiply
    147,365.29x = 203,364.10 × 80,297.29
  4. Step 4: Simplify right side
    147,365.29x = 16,329,586,113.29
  5. Step 5: Solve for x
    x = 16,329,586,113.29/147,365.29
  6. Step 6: Final answer
    x = 110,810.26

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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.