Home / 86,001.08-118,684.49-47,761.27

Finding the Fourth Proportional to 86,001.08, 118,684.49 and 47,761.27

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Solution

The fourth proportional to 86,001.08, 118,684.49 and 47,761.27 is: 65,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,001.08 : 118,684.49 = 47,761.27 : x
  2. Step 2: Convert to fraction form
    86,001.08/118,684.49 = 47,761.27/x
  3. Step 3: Cross multiply
    86,001.08x = 118,684.49 × 47,761.27
  4. Step 4: Simplify right side
    86,001.08x = 5,668,521,683.13
  5. Step 5: Solve for x
    x = 5,668,521,683.13/86,001.08
  6. Step 6: Final answer
    x = 65,912.21

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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.