Home / 106,341.81-146,750.13-61,018.80

Finding the Fourth Proportional to 106,341.81, 146,750.13 and 61,018.80

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Solution

The fourth proportional to 106,341.81, 146,750.13 and 61,018.80 is: 84,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,341.81 : 146,750.13 = 61,018.80 : x
  2. Step 2: Convert to fraction form
    106,341.81/146,750.13 = 61,018.80/x
  3. Step 3: Cross multiply
    106,341.81x = 146,750.13 × 61,018.80
  4. Step 4: Simplify right side
    106,341.81x = 8,954,516,832.44
  5. Step 5: Solve for x
    x = 8,954,516,832.44/106,341.81
  6. Step 6: Final answer
    x = 84,205.04

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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.