Home / 89,098.24-133,628.55-53,090.66

Finding the Fourth Proportional to 89,098.24, 133,628.55 and 53,090.66

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Solution

The fourth proportional to 89,098.24, 133,628.55 and 53,090.66 is: 79,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,098.24 : 133,628.55 = 53,090.66 : x
  2. Step 2: Convert to fraction form
    89,098.24/133,628.55 = 53,090.66/x
  3. Step 3: Cross multiply
    89,098.24x = 133,628.55 × 53,090.66
  4. Step 4: Simplify right side
    89,098.24x = 7,094,427,914.34
  5. Step 5: Solve for x
    x = 7,094,427,914.34/89,098.24
  6. Step 6: Final answer
    x = 79,624.78

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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.