Home / 107,730.20-161,493.06-37,590.68

Finding the Fourth Proportional to 107,730.20, 161,493.06 and 37,590.68

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Solution

The fourth proportional to 107,730.20, 161,493.06 and 37,590.68 is: 56,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,730.20 : 161,493.06 = 37,590.68 : x
  2. Step 2: Convert to fraction form
    107,730.20/161,493.06 = 37,590.68/x
  3. Step 3: Cross multiply
    107,730.20x = 161,493.06 × 37,590.68
  4. Step 4: Simplify right side
    107,730.20x = 6,070,633,940.68
  5. Step 5: Solve for x
    x = 6,070,633,940.68/107,730.20
  6. Step 6: Final answer
    x = 56,350.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.