Home / 103,613.04-155,428.20-37,050.48

Finding the Fourth Proportional to 103,613.04, 155,428.20 and 37,050.48

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Solution

The fourth proportional to 103,613.04, 155,428.20 and 37,050.48 is: 55,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,613.04 : 155,428.20 = 37,050.48 : x
  2. Step 2: Convert to fraction form
    103,613.04/155,428.20 = 37,050.48/x
  3. Step 3: Cross multiply
    103,613.04x = 155,428.20 × 37,050.48
  4. Step 4: Simplify right side
    103,613.04x = 5,758,689,415.54
  5. Step 5: Solve for x
    x = 5,758,689,415.54/103,613.04
  6. Step 6: Final answer
    x = 55,578.81

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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.