Home / 49,429.10-74,136.45-14,365.10

Finding the Fourth Proportional to 49,429.10, 74,136.45 and 14,365.10

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Solution

The fourth proportional to 49,429.10, 74,136.45 and 14,365.10 is: 21,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,429.10 : 74,136.45 = 14,365.10 : x
  2. Step 2: Convert to fraction form
    49,429.10/74,136.45 = 14,365.10/x
  3. Step 3: Cross multiply
    49,429.10x = 74,136.45 × 14,365.10
  4. Step 4: Simplify right side
    49,429.10x = 1,064,977,517.90
  5. Step 5: Solve for x
    x = 1,064,977,517.90/49,429.10
  6. Step 6: Final answer
    x = 21,545.56

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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.