Home / 39,002.50-58,513.47-11,300.50

Finding the Fourth Proportional to 39,002.50, 58,513.47 and 11,300.50

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Solution

The fourth proportional to 39,002.50, 58,513.47 and 11,300.50 is: 16,953.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.50 : 58,513.47 = 11,300.50 : x
  2. Step 2: Convert to fraction form
    39,002.50/58,513.47 = 11,300.50/x
  3. Step 3: Cross multiply
    39,002.50x = 58,513.47 × 11,300.50
  4. Step 4: Simplify right side
    39,002.50x = 661,231,467.74
  5. Step 5: Solve for x
    x = 661,231,467.74/39,002.50
  6. Step 6: Final answer
    x = 16,953.57

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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.