Home / 284,786.24-393,012.95-157,466.39

Finding the Fourth Proportional to 284,786.24, 393,012.95 and 157,466.39

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Solution

The fourth proportional to 284,786.24, 393,012.95 and 157,466.39 is: 217,308.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,786.24 : 393,012.95 = 157,466.39 : x
  2. Step 2: Convert to fraction form
    284,786.24/393,012.95 = 157,466.39/x
  3. Step 3: Cross multiply
    284,786.24x = 393,012.95 × 157,466.39
  4. Step 4: Simplify right side
    284,786.24x = 61,886,327,707.35
  5. Step 5: Solve for x
    x = 61,886,327,707.35/284,786.24
  6. Step 6: Final answer
    x = 217,308.00

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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.