Home / 37,280.05-51,465.51-28,763.03

Finding the Fourth Proportional to 37,280.05, 51,465.51 and 28,763.03

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Solution

The fourth proportional to 37,280.05, 51,465.51 and 28,763.03 is: 39,707.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,280.05 : 51,465.51 = 28,763.03 : x
  2. Step 2: Convert to fraction form
    37,280.05/51,465.51 = 28,763.03/x
  3. Step 3: Cross multiply
    37,280.05x = 51,465.51 × 28,763.03
  4. Step 4: Simplify right side
    37,280.05x = 1,480,304,136.76
  5. Step 5: Solve for x
    x = 1,480,304,136.76/37,280.05
  6. Step 6: Final answer
    x = 39,707.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.