Home / 49,599.27-74,397.36-12,159.45

Finding the Fourth Proportional to 49,599.27, 74,397.36 and 12,159.45

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Solution

The fourth proportional to 49,599.27, 74,397.36 and 12,159.45 is: 18,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,599.27 : 74,397.36 = 12,159.45 : x
  2. Step 2: Convert to fraction form
    49,599.27/74,397.36 = 12,159.45/x
  3. Step 3: Cross multiply
    49,599.27x = 74,397.36 × 12,159.45
  4. Step 4: Simplify right side
    49,599.27x = 904,630,979.05
  5. Step 5: Solve for x
    x = 904,630,979.05/49,599.27
  6. Step 6: Final answer
    x = 18,238.80

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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.