Home / 109,551.48-164,336.63-38,468.01

Finding the Fourth Proportional to 109,551.48, 164,336.63 and 38,468.01

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Solution

The fourth proportional to 109,551.48, 164,336.63 and 38,468.01 is: 57,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,551.48 : 164,336.63 = 38,468.01 : x
  2. Step 2: Convert to fraction form
    109,551.48/164,336.63 = 38,468.01/x
  3. Step 3: Cross multiply
    109,551.48x = 164,336.63 × 38,468.01
  4. Step 4: Simplify right side
    109,551.48x = 6,321,703,222.38
  5. Step 5: Solve for x
    x = 6,321,703,222.38/109,551.48
  6. Step 6: Final answer
    x = 57,705.32

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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.