Home / 53,395.36-80,453.47-44,239.12

Finding the Fourth Proportional to 53,395.36, 80,453.47 and 44,239.12

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Solution

The fourth proportional to 53,395.36, 80,453.47 and 44,239.12 is: 66,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.36 : 80,453.47 = 44,239.12 : x
  2. Step 2: Convert to fraction form
    53,395.36/80,453.47 = 44,239.12/x
  3. Step 3: Cross multiply
    53,395.36x = 80,453.47 × 44,239.12
  4. Step 4: Simplify right side
    53,395.36x = 3,559,190,713.75
  5. Step 5: Solve for x
    x = 3,559,190,713.75/53,395.36
  6. Step 6: Final answer
    x = 66,657.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.