Home / 109,530.59-164,297.19-38,455.01

Finding the Fourth Proportional to 109,530.59, 164,297.19 and 38,455.01

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Solution

The fourth proportional to 109,530.59, 164,297.19 and 38,455.01 is: 57,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,530.59 : 164,297.19 = 38,455.01 : x
  2. Step 2: Convert to fraction form
    109,530.59/164,297.19 = 38,455.01/x
  3. Step 3: Cross multiply
    109,530.59x = 164,297.19 × 38,455.01
  4. Step 4: Simplify right side
    109,530.59x = 6,318,050,023.26
  5. Step 5: Solve for x
    x = 6,318,050,023.26/109,530.59
  6. Step 6: Final answer
    x = 57,682.98

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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.