Home / 40,783.81-61,077.30-23,200.33

Finding the Fourth Proportional to 40,783.81, 61,077.30 and 23,200.33

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Solution

The fourth proportional to 40,783.81, 61,077.30 and 23,200.33 is: 34,744.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.81 : 61,077.30 = 23,200.33 : x
  2. Step 2: Convert to fraction form
    40,783.81/61,077.30 = 23,200.33/x
  3. Step 3: Cross multiply
    40,783.81x = 61,077.30 × 23,200.33
  4. Step 4: Simplify right side
    40,783.81x = 1,417,013,515.51
  5. Step 5: Solve for x
    x = 1,417,013,515.51/40,783.81
  6. Step 6: Final answer
    x = 34,744.51

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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.