Home / 84,698.19-127,021.27-58,570.83

Finding the Fourth Proportional to 84,698.19, 127,021.27 and 58,570.83

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Solution

The fourth proportional to 84,698.19, 127,021.27 and 58,570.83 is: 87,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,698.19 : 127,021.27 = 58,570.83 : x
  2. Step 2: Convert to fraction form
    84,698.19/127,021.27 = 58,570.83/x
  3. Step 3: Cross multiply
    84,698.19x = 127,021.27 × 58,570.83
  4. Step 4: Simplify right side
    84,698.19x = 7,439,741,211.55
  5. Step 5: Solve for x
    x = 7,439,741,211.55/84,698.19
  6. Step 6: Final answer
    x = 87,838.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.