Home / 69,985.56-96,580.02-38,154.42

Finding the Fourth Proportional to 69,985.56, 96,580.02 and 38,154.42

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Solution

The fourth proportional to 69,985.56, 96,580.02 and 38,154.42 is: 52,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,985.56 : 96,580.02 = 38,154.42 : x
  2. Step 2: Convert to fraction form
    69,985.56/96,580.02 = 38,154.42/x
  3. Step 3: Cross multiply
    69,985.56x = 96,580.02 × 38,154.42
  4. Step 4: Simplify right side
    69,985.56x = 3,684,954,646.69
  5. Step 5: Solve for x
    x = 3,684,954,646.69/69,985.56
  6. Step 6: Final answer
    x = 52,653.07

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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.