Home / 110,429.92-152,392.75-62,690.14

Finding the Fourth Proportional to 110,429.92, 152,392.75 and 62,690.14

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Solution

The fourth proportional to 110,429.92, 152,392.75 and 62,690.14 is: 86,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,429.92 : 152,392.75 = 62,690.14 : x
  2. Step 2: Convert to fraction form
    110,429.92/152,392.75 = 62,690.14/x
  3. Step 3: Cross multiply
    110,429.92x = 152,392.75 × 62,690.14
  4. Step 4: Simplify right side
    110,429.92x = 9,553,522,832.49
  5. Step 5: Solve for x
    x = 9,553,522,832.49/110,429.92
  6. Step 6: Final answer
    x = 86,512.09

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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.