Home / 88,163.60-121,700.44-59,500.13

Finding the Fourth Proportional to 88,163.60, 121,700.44 and 59,500.13

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Solution

The fourth proportional to 88,163.60, 121,700.44 and 59,500.13 is: 82,133.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,163.60 : 121,700.44 = 59,500.13 : x
  2. Step 2: Convert to fraction form
    88,163.60/121,700.44 = 59,500.13/x
  3. Step 3: Cross multiply
    88,163.60x = 121,700.44 × 59,500.13
  4. Step 4: Simplify right side
    88,163.60x = 7,241,191,466.93
  5. Step 5: Solve for x
    x = 7,241,191,466.93/88,163.60
  6. Step 6: Final answer
    x = 82,133.58

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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.