Home / 55,562.58-83,376.63-20,526.84

Finding the Fourth Proportional to 55,562.58, 83,376.63 and 20,526.84

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Solution

The fourth proportional to 55,562.58, 83,376.63 and 20,526.84 is: 30,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.58 : 83,376.63 = 20,526.84 : x
  2. Step 2: Convert to fraction form
    55,562.58/83,376.63 = 20,526.84/x
  3. Step 3: Cross multiply
    55,562.58x = 83,376.63 × 20,526.84
  4. Step 4: Simplify right side
    55,562.58x = 1,711,458,743.75
  5. Step 5: Solve for x
    x = 1,711,458,743.75/55,562.58
  6. Step 6: Final answer
    x = 30,802.36

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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.