Home / 39,627.76-59,107.64-36,872.08

Finding the Fourth Proportional to 39,627.76, 59,107.64 and 36,872.08

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Solution

The fourth proportional to 39,627.76, 59,107.64 and 36,872.08 is: 54,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,627.76 : 59,107.64 = 36,872.08 : x
  2. Step 2: Convert to fraction form
    39,627.76/59,107.64 = 36,872.08/x
  3. Step 3: Cross multiply
    39,627.76x = 59,107.64 × 36,872.08
  4. Step 4: Simplify right side
    39,627.76x = 2,179,421,630.69
  5. Step 5: Solve for x
    x = 2,179,421,630.69/39,627.76
  6. Step 6: Final answer
    x = 54,997.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.