Home / 49,968.79-74,931.85-28,923.36

Finding the Fourth Proportional to 49,968.79, 74,931.85 and 28,923.36

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Solution

The fourth proportional to 49,968.79, 74,931.85 and 28,923.36 is: 43,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,968.79 : 74,931.85 = 28,923.36 : x
  2. Step 2: Convert to fraction form
    49,968.79/74,931.85 = 28,923.36/x
  3. Step 3: Cross multiply
    49,968.79x = 74,931.85 × 28,923.36
  4. Step 4: Simplify right side
    49,968.79x = 2,167,280,447.40
  5. Step 5: Solve for x
    x = 2,167,280,447.40/49,968.79
  6. Step 6: Final answer
    x = 43,372.68

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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.