Home / 49,530.59-74,295.63-12,090.86

Finding the Fourth Proportional to 49,530.59, 74,295.63 and 12,090.86

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Solution

The fourth proportional to 49,530.59, 74,295.63 and 12,090.86 is: 18,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.59 : 74,295.63 = 12,090.86 : x
  2. Step 2: Convert to fraction form
    49,530.59/74,295.63 = 12,090.86/x
  3. Step 3: Cross multiply
    49,530.59x = 74,295.63 × 12,090.86
  4. Step 4: Simplify right side
    49,530.59x = 898,298,276.91
  5. Step 5: Solve for x
    x = 898,298,276.91/49,530.59
  6. Step 6: Final answer
    x = 18,136.23

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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.