Home / 84,549.50-116,668.32-48,751.28

Finding the Fourth Proportional to 84,549.50, 116,668.32 and 48,751.28

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Solution

The fourth proportional to 84,549.50, 116,668.32 and 48,751.28 is: 67,271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,549.50 : 116,668.32 = 48,751.28 : x
  2. Step 2: Convert to fraction form
    84,549.50/116,668.32 = 48,751.28/x
  3. Step 3: Cross multiply
    84,549.50x = 116,668.32 × 48,751.28
  4. Step 4: Simplify right side
    84,549.50x = 5,687,729,935.45
  5. Step 5: Solve for x
    x = 5,687,729,935.45/84,549.50
  6. Step 6: Final answer
    x = 67,271.01

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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.