Home / 84,290.06-116,323.63-48,480.03

Finding the Fourth Proportional to 84,290.06, 116,323.63 and 48,480.03

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Solution

The fourth proportional to 84,290.06, 116,323.63 and 48,480.03 is: 66,904.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,290.06 : 116,323.63 = 48,480.03 : x
  2. Step 2: Convert to fraction form
    84,290.06/116,323.63 = 48,480.03/x
  3. Step 3: Cross multiply
    84,290.06x = 116,323.63 × 48,480.03
  4. Step 4: Simplify right side
    84,290.06x = 5,639,372,950.91
  5. Step 5: Solve for x
    x = 5,639,372,950.91/84,290.06
  6. Step 6: Final answer
    x = 66,904.36

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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.