Home / 120,599.47-166,405.27-69,593.60

Finding the Fourth Proportional to 120,599.47, 166,405.27 and 69,593.60

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Solution

The fourth proportional to 120,599.47, 166,405.27 and 69,593.60 is: 96,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,599.47 : 166,405.27 = 69,593.60 : x
  2. Step 2: Convert to fraction form
    120,599.47/166,405.27 = 69,593.60/x
  3. Step 3: Cross multiply
    120,599.47x = 166,405.27 × 69,593.60
  4. Step 4: Simplify right side
    120,599.47x = 11,580,740,618.28
  5. Step 5: Solve for x
    x = 11,580,740,618.28/120,599.47
  6. Step 6: Final answer
    x = 96,026.46

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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.