Home / 88,261.08-121,770.48-50,016.60

Finding the Fourth Proportional to 88,261.08, 121,770.48 and 50,016.60

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Solution

The fourth proportional to 88,261.08, 121,770.48 and 50,016.60 is: 69,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,261.08 : 121,770.48 = 50,016.60 : x
  2. Step 2: Convert to fraction form
    88,261.08/121,770.48 = 50,016.60/x
  3. Step 3: Cross multiply
    88,261.08x = 121,770.48 × 50,016.60
  4. Step 4: Simplify right side
    88,261.08x = 6,090,545,389.97
  5. Step 5: Solve for x
    x = 6,090,545,389.97/88,261.08
  6. Step 6: Final answer
    x = 69,006.01

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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.