Home / 61,362.18-84,653.37-38,683.26

Finding the Fourth Proportional to 61,362.18, 84,653.37 and 38,683.26

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Solution

The fourth proportional to 61,362.18, 84,653.37 and 38,683.26 is: 53,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,362.18 : 84,653.37 = 38,683.26 : x
  2. Step 2: Convert to fraction form
    61,362.18/84,653.37 = 38,683.26/x
  3. Step 3: Cross multiply
    61,362.18x = 84,653.37 × 38,683.26
  4. Step 4: Simplify right side
    61,362.18x = 3,274,668,321.59
  5. Step 5: Solve for x
    x = 3,274,668,321.59/61,362.18
  6. Step 6: Final answer
    x = 53,366.23

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Half scale
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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.