Home / 57,146.36-78,866.44-32,955.10

Finding the Fourth Proportional to 57,146.36, 78,866.44 and 32,955.10

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Solution

The fourth proportional to 57,146.36, 78,866.44 and 32,955.10 is: 45,480.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,146.36 : 78,866.44 = 32,955.10 : x
  2. Step 2: Convert to fraction form
    57,146.36/78,866.44 = 32,955.10/x
  3. Step 3: Cross multiply
    57,146.36x = 78,866.44 × 32,955.10
  4. Step 4: Simplify right side
    57,146.36x = 2,599,051,137.29
  5. Step 5: Solve for x
    x = 2,599,051,137.29/57,146.36
  6. Step 6: Final answer
    x = 45,480.61

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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.