Home / 124,228.28-171,437.11-70,514.96

Finding the Fourth Proportional to 124,228.28, 171,437.11 and 70,514.96

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Solution

The fourth proportional to 124,228.28, 171,437.11 and 70,514.96 is: 97,311.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,228.28 : 171,437.11 = 70,514.96 : x
  2. Step 2: Convert to fraction form
    124,228.28/171,437.11 = 70,514.96/x
  3. Step 3: Cross multiply
    124,228.28x = 171,437.11 × 70,514.96
  4. Step 4: Simplify right side
    124,228.28x = 12,088,879,920.69
  5. Step 5: Solve for x
    x = 12,088,879,920.69/124,228.28
  6. Step 6: Final answer
    x = 97,311.82

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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.