Home / 117,365.52-161,973-67,063.44

Finding the Fourth Proportional to 117,365.52, 161,973 and 67,063.44

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Solution

The fourth proportional to 117,365.52, 161,973 and 67,063.44 is: 92,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,365.52 : 161,973 = 67,063.44 : x
  2. Step 2: Convert to fraction form
    117,365.52/161,973 = 67,063.44/x
  3. Step 3: Cross multiply
    117,365.52x = 161,973 × 67,063.44
  4. Step 4: Simplify right side
    117,365.52x = 10,862,466,567.12
  5. Step 5: Solve for x
    x = 10,862,466,567.12/117,365.52
  6. Step 6: Final answer
    x = 92,552.45

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1.5x scale

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.