Home / 63,004.40-94,501.20-20,880.08

Finding the Fourth Proportional to 63,004.40, 94,501.20 and 20,880.08

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Solution

The fourth proportional to 63,004.40, 94,501.20 and 20,880.08 is: 31,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,004.40 : 94,501.20 = 20,880.08 : x
  2. Step 2: Convert to fraction form
    63,004.40/94,501.20 = 20,880.08/x
  3. Step 3: Cross multiply
    63,004.40x = 94,501.20 × 20,880.08
  4. Step 4: Simplify right side
    63,004.40x = 1,973,192,616.10
  5. Step 5: Solve for x
    x = 1,973,192,616.10/63,004.40
  6. Step 6: Final answer
    x = 31,318.33

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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.