Home / 169,388.81-233,756.90-92,908.53

Finding the Fourth Proportional to 169,388.81, 233,756.90 and 92,908.53

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Solution

The fourth proportional to 169,388.81, 233,756.90 and 92,908.53 is: 128,213.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,388.81 : 233,756.90 = 92,908.53 : x
  2. Step 2: Convert to fraction form
    169,388.81/233,756.90 = 92,908.53/x
  3. Step 3: Cross multiply
    169,388.81x = 233,756.90 × 92,908.53
  4. Step 4: Simplify right side
    169,388.81x = 21,718,010,005.63
  5. Step 5: Solve for x
    x = 21,718,010,005.63/169,388.81
  6. Step 6: Final answer
    x = 128,213.96

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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.