Home / 84,230.18-116,237.89-45,990.06

Finding the Fourth Proportional to 84,230.18, 116,237.89 and 45,990.06

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Solution

The fourth proportional to 84,230.18, 116,237.89 and 45,990.06 is: 63,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,230.18 : 116,237.89 = 45,990.06 : x
  2. Step 2: Convert to fraction form
    84,230.18/116,237.89 = 45,990.06/x
  3. Step 3: Cross multiply
    84,230.18x = 116,237.89 × 45,990.06
  4. Step 4: Simplify right side
    84,230.18x = 5,345,786,954.18
  5. Step 5: Solve for x
    x = 5,345,786,954.18/84,230.18
  6. Step 6: Final answer
    x = 63,466.41

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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.