Home / 99,060.17-136,600.27-84,767.31

Finding the Fourth Proportional to 99,060.17, 136,600.27 and 84,767.31

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Solution

The fourth proportional to 99,060.17, 136,600.27 and 84,767.31 is: 116,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,060.17 : 136,600.27 = 84,767.31 : x
  2. Step 2: Convert to fraction form
    99,060.17/136,600.27 = 84,767.31/x
  3. Step 3: Cross multiply
    99,060.17x = 136,600.27 × 84,767.31
  4. Step 4: Simplify right side
    99,060.17x = 11,579,237,698.07
  5. Step 5: Solve for x
    x = 11,579,237,698.07/99,060.17
  6. Step 6: Final answer
    x = 116,890.96

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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.