Home / 69,985.22-96,580.58-38,154.11

Finding the Fourth Proportional to 69,985.22, 96,580.58 and 38,154.11

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Solution

The fourth proportional to 69,985.22, 96,580.58 and 38,154.11 is: 52,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,985.22 : 96,580.58 = 38,154.11 : x
  2. Step 2: Convert to fraction form
    69,985.22/96,580.58 = 38,154.11/x
  3. Step 3: Cross multiply
    69,985.22x = 96,580.58 × 38,154.11
  4. Step 4: Simplify right side
    69,985.22x = 3,684,945,399.51
  5. Step 5: Solve for x
    x = 3,684,945,399.51/69,985.22
  6. Step 6: Final answer
    x = 52,653.20

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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.