Home / 124,502.48-171,677.20-84,146.32

Finding the Fourth Proportional to 124,502.48, 171,677.20 and 84,146.32

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Solution

The fourth proportional to 124,502.48, 171,677.20 and 84,146.32 is: 116,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,502.48 : 171,677.20 = 84,146.32 : x
  2. Step 2: Convert to fraction form
    124,502.48/171,677.20 = 84,146.32/x
  3. Step 3: Cross multiply
    124,502.48x = 171,677.20 × 84,146.32
  4. Step 4: Simplify right side
    124,502.48x = 14,446,004,607.90
  5. Step 5: Solve for x
    x = 14,446,004,607.90/124,502.48
  6. Step 6: Final answer
    x = 116,029.85

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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.