Home / 135,210.60-202,427.10-131,322.60

Finding the Fourth Proportional to 135,210.60, 202,427.10 and 131,322.60

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Solution

The fourth proportional to 135,210.60, 202,427.10 and 131,322.60 is: 196,606.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,210.60 : 202,427.10 = 131,322.60 : x
  2. Step 2: Convert to fraction form
    135,210.60/202,427.10 = 131,322.60/x
  3. Step 3: Cross multiply
    135,210.60x = 202,427.10 × 131,322.60
  4. Step 4: Simplify right side
    135,210.60x = 26,583,253,082.46
  5. Step 5: Solve for x
    x = 26,583,253,082.46/135,210.60
  6. Step 6: Final answer
    x = 196,606.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.