Home / 97,964.16-135,205.32-59,745.89

Finding the Fourth Proportional to 97,964.16, 135,205.32 and 59,745.89

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Solution

The fourth proportional to 97,964.16, 135,205.32 and 59,745.89 is: 82,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,964.16 : 135,205.32 = 59,745.89 : x
  2. Step 2: Convert to fraction form
    97,964.16/135,205.32 = 59,745.89/x
  3. Step 3: Cross multiply
    97,964.16x = 135,205.32 × 59,745.89
  4. Step 4: Simplify right side
    97,964.16x = 8,077,961,500.11
  5. Step 5: Solve for x
    x = 8,077,961,500.11/97,964.16
  6. Step 6: Final answer
    x = 82,458.33

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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.