Home / 99,291.28-148,935.36-36,110.56

Finding the Fourth Proportional to 99,291.28, 148,935.36 and 36,110.56

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Solution

The fourth proportional to 99,291.28, 148,935.36 and 36,110.56 is: 54,165.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,291.28 : 148,935.36 = 36,110.56 : x
  2. Step 2: Convert to fraction form
    99,291.28/148,935.36 = 36,110.56/x
  3. Step 3: Cross multiply
    99,291.28x = 148,935.36 × 36,110.56
  4. Step 4: Simplify right side
    99,291.28x = 5,378,139,253.40
  5. Step 5: Solve for x
    x = 5,378,139,253.40/99,291.28
  6. Step 6: Final answer
    x = 54,165.27

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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.