Home / 162,827.48-224,698.58-90,229.76

Finding the Fourth Proportional to 162,827.48, 224,698.58 and 90,229.76

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Solution

The fourth proportional to 162,827.48, 224,698.58 and 90,229.76 is: 124,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,827.48 : 224,698.58 = 90,229.76 : x
  2. Step 2: Convert to fraction form
    162,827.48/224,698.58 = 90,229.76/x
  3. Step 3: Cross multiply
    162,827.48x = 224,698.58 × 90,229.76
  4. Step 4: Simplify right side
    162,827.48x = 20,274,498,945.74
  5. Step 5: Solve for x
    x = 20,274,498,945.74/162,827.48
  6. Step 6: Final answer
    x = 124,515.22

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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.