Home / 99,586.68-136,352.16-99,236.76

Finding the Fourth Proportional to 99,586.68, 136,352.16 and 99,236.76

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Solution

The fourth proportional to 99,586.68, 136,352.16 and 99,236.76 is: 135,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,586.68 : 136,352.16 = 99,236.76 : x
  2. Step 2: Convert to fraction form
    99,586.68/136,352.16 = 99,236.76/x
  3. Step 3: Cross multiply
    99,586.68x = 136,352.16 × 99,236.76
  4. Step 4: Simplify right side
    99,586.68x = 13,531,146,577.40
  5. Step 5: Solve for x
    x = 13,531,146,577.40/99,586.68
  6. Step 6: Final answer
    x = 135,873.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.