Home / 39,509.52-59,255.51-11,423.45

Finding the Fourth Proportional to 39,509.52, 59,255.51 and 11,423.45

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Solution

The fourth proportional to 39,509.52, 59,255.51 and 11,423.45 is: 17,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509.52 : 59,255.51 = 11,423.45 : x
  2. Step 2: Convert to fraction form
    39,509.52/59,255.51 = 11,423.45/x
  3. Step 3: Cross multiply
    39,509.52x = 59,255.51 × 11,423.45
  4. Step 4: Simplify right side
    39,509.52x = 676,902,002.31
  5. Step 5: Solve for x
    x = 676,902,002.31/39,509.52
  6. Step 6: Final answer
    x = 17,132.63

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1.5x scale

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.