Home / 284,656.44-392,821.74-171,541.56

Finding the Fourth Proportional to 284,656.44, 392,821.74 and 171,541.56

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Solution

The fourth proportional to 284,656.44, 392,821.74 and 171,541.56 is: 236,724.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,656.44 : 392,821.74 = 171,541.56 : x
  2. Step 2: Convert to fraction form
    284,656.44/392,821.74 = 171,541.56/x
  3. Step 3: Cross multiply
    284,656.44x = 392,821.74 × 171,541.56
  4. Step 4: Simplify right side
    284,656.44x = 67,385,254,081.51
  5. Step 5: Solve for x
    x = 67,385,254,081.51/284,656.44
  6. Step 6: Final answer
    x = 236,724.85

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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.