Home / 49,742.40-74,637.90-23,442.60

Finding the Fourth Proportional to 49,742.40, 74,637.90 and 23,442.60

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Solution

The fourth proportional to 49,742.40, 74,637.90 and 23,442.60 is: 35,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742.40 : 74,637.90 = 23,442.60 : x
  2. Step 2: Convert to fraction form
    49,742.40/74,637.90 = 23,442.60/x
  3. Step 3: Cross multiply
    49,742.40x = 74,637.90 × 23,442.60
  4. Step 4: Simplify right side
    49,742.40x = 1,749,706,434.54
  5. Step 5: Solve for x
    x = 1,749,706,434.54/49,742.40
  6. Step 6: Final answer
    x = 35,175.35

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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.