Home / 55,943.54-83,915.34-38,360.06

Finding the Fourth Proportional to 55,943.54, 83,915.34 and 38,360.06

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Solution

The fourth proportional to 55,943.54, 83,915.34 and 38,360.06 is: 57,540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,943.54 : 83,915.34 = 38,360.06 : x
  2. Step 2: Convert to fraction form
    55,943.54/83,915.34 = 38,360.06/x
  3. Step 3: Cross multiply
    55,943.54x = 83,915.34 × 38,360.06
  4. Step 4: Simplify right side
    55,943.54x = 3,218,997,477.32
  5. Step 5: Solve for x
    x = 3,218,997,477.32/55,943.54
  6. Step 6: Final answer
    x = 57,540.11

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1.5x scale

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.