Home / 55,744.32-76,739.58-48,294.12

Finding the Fourth Proportional to 55,744.32, 76,739.58 and 48,294.12

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Solution

The fourth proportional to 55,744.32, 76,739.58 and 48,294.12 is: 66,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,744.32 : 76,739.58 = 48,294.12 : x
  2. Step 2: Convert to fraction form
    55,744.32/76,739.58 = 48,294.12/x
  3. Step 3: Cross multiply
    55,744.32x = 76,739.58 × 48,294.12
  4. Step 4: Simplify right side
    55,744.32x = 3,706,070,485.27
  5. Step 5: Solve for x
    x = 3,706,070,485.27/55,744.32
  6. Step 6: Final answer
    x = 66,483.37

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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.