Home / 99,223.48-136,927.85-53,901.09

Finding the Fourth Proportional to 99,223.48, 136,927.85 and 53,901.09

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Solution

The fourth proportional to 99,223.48, 136,927.85 and 53,901.09 is: 74,383.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,223.48 : 136,927.85 = 53,901.09 : x
  2. Step 2: Convert to fraction form
    99,223.48/136,927.85 = 53,901.09/x
  3. Step 3: Cross multiply
    99,223.48x = 136,927.85 × 53,901.09
  4. Step 4: Simplify right side
    99,223.48x = 7,380,560,366.36
  5. Step 5: Solve for x
    x = 7,380,560,366.36/99,223.48
  6. Step 6: Final answer
    x = 74,383.21

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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.