Home / 109,050.33-150,502.93-61,302.66

Finding the Fourth Proportional to 109,050.33, 150,502.93 and 61,302.66

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Solution

The fourth proportional to 109,050.33, 150,502.93 and 61,302.66 is: 84,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,050.33 : 150,502.93 = 61,302.66 : x
  2. Step 2: Convert to fraction form
    109,050.33/150,502.93 = 61,302.66/x
  3. Step 3: Cross multiply
    109,050.33x = 150,502.93 × 61,302.66
  4. Step 4: Simplify right side
    109,050.33x = 9,226,229,229.15
  5. Step 5: Solve for x
    x = 9,226,229,229.15/109,050.33
  6. Step 6: Final answer
    x = 84,605.24

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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.