Home / 47,599.20-71,393.40-12,541.59

Finding the Fourth Proportional to 47,599.20, 71,393.40 and 12,541.59

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Solution

The fourth proportional to 47,599.20, 71,393.40 and 12,541.59 is: 18,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,599.20 : 71,393.40 = 12,541.59 : x
  2. Step 2: Convert to fraction form
    47,599.20/71,393.40 = 12,541.59/x
  3. Step 3: Cross multiply
    47,599.20x = 71,393.40 × 12,541.59
  4. Step 4: Simplify right side
    47,599.20x = 895,386,751.51
  5. Step 5: Solve for x
    x = 895,386,751.51/47,599.20
  6. Step 6: Final answer
    x = 18,810.96

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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.