Home / 55,739.73-83,574.01-36,742.42

Finding the Fourth Proportional to 55,739.73, 83,574.01 and 36,742.42

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Solution

The fourth proportional to 55,739.73, 83,574.01 and 36,742.42 is: 55,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.73 : 83,574.01 = 36,742.42 : x
  2. Step 2: Convert to fraction form
    55,739.73/83,574.01 = 36,742.42/x
  3. Step 3: Cross multiply
    55,739.73x = 83,574.01 × 36,742.42
  4. Step 4: Simplify right side
    55,739.73x = 3,070,711,376.50
  5. Step 5: Solve for x
    x = 3,070,711,376.50/55,739.73
  6. Step 6: Final answer
    x = 55,090.17

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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.