Home / 47,529.58-71,290.65-12,468.32

Finding the Fourth Proportional to 47,529.58, 71,290.65 and 12,468.32

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Solution

The fourth proportional to 47,529.58, 71,290.65 and 12,468.32 is: 18,701.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,529.58 : 71,290.65 = 12,468.32 : x
  2. Step 2: Convert to fraction form
    47,529.58/71,290.65 = 12,468.32/x
  3. Step 3: Cross multiply
    47,529.58x = 71,290.65 × 12,468.32
  4. Step 4: Simplify right side
    47,529.58x = 888,874,637.21
  5. Step 5: Solve for x
    x = 888,874,637.21/47,529.58
  6. Step 6: Final answer
    x = 18,701.51

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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.