Home / 57,190.40-85,802.96-27,602.72

Finding the Fourth Proportional to 57,190.40, 85,802.96 and 27,602.72

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Solution

The fourth proportional to 57,190.40, 85,802.96 and 27,602.72 is: 41,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,190.40 : 85,802.96 = 27,602.72 : x
  2. Step 2: Convert to fraction form
    57,190.40/85,802.96 = 27,602.72/x
  3. Step 3: Cross multiply
    57,190.40x = 85,802.96 × 27,602.72
  4. Step 4: Simplify right side
    57,190.40x = 2,368,395,080.05
  5. Step 5: Solve for x
    x = 2,368,395,080.05/57,190.40
  6. Step 6: Final answer
    x = 41,412.46

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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.