Home / 60,405.33-83,331.99-38,887.35

Finding the Fourth Proportional to 60,405.33, 83,331.99 and 38,887.35

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Solution

The fourth proportional to 60,405.33, 83,331.99 and 38,887.35 is: 53,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,405.33 : 83,331.99 = 38,887.35 : x
  2. Step 2: Convert to fraction form
    60,405.33/83,331.99 = 38,887.35/x
  3. Step 3: Cross multiply
    60,405.33x = 83,331.99 × 38,887.35
  4. Step 4: Simplify right side
    60,405.33x = 3,240,560,261.33
  5. Step 5: Solve for x
    x = 3,240,560,261.33/60,405.33
  6. Step 6: Final answer
    x = 53,646.93

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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.