Home / 284,606.24-392,756.99-157,281.86

Finding the Fourth Proportional to 284,606.24, 392,756.99 and 157,281.86

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Solution

The fourth proportional to 284,606.24, 392,756.99 and 157,281.86 is: 217,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,606.24 : 392,756.99 = 157,281.86 : x
  2. Step 2: Convert to fraction form
    284,606.24/392,756.99 = 157,281.86/x
  3. Step 3: Cross multiply
    284,606.24x = 392,756.99 × 157,281.86
  4. Step 4: Simplify right side
    284,606.24x = 61,773,550,110.68
  5. Step 5: Solve for x
    x = 61,773,550,110.68/284,606.24
  6. Step 6: Final answer
    x = 217,049.18

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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.