Home / 124,035.40-171,108.66-73,698.76

Finding the Fourth Proportional to 124,035.40, 171,108.66 and 73,698.76

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Solution

The fourth proportional to 124,035.40, 171,108.66 and 73,698.76 is: 101,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,035.40 : 171,108.66 = 73,698.76 : x
  2. Step 2: Convert to fraction form
    124,035.40/171,108.66 = 73,698.76/x
  3. Step 3: Cross multiply
    124,035.40x = 171,108.66 × 73,698.76
  4. Step 4: Simplify right side
    124,035.40x = 12,610,496,067.26
  5. Step 5: Solve for x
    x = 12,610,496,067.26/124,035.40
  6. Step 6: Final answer
    x = 101,668.52

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1.5x scale

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.