Home / 103,669.65-155,506.91-37,114.38

Finding the Fourth Proportional to 103,669.65, 155,506.91 and 37,114.38

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Solution

The fourth proportional to 103,669.65, 155,506.91 and 37,114.38 is: 55,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669.65 : 155,506.91 = 37,114.38 : x
  2. Step 2: Convert to fraction form
    103,669.65/155,506.91 = 37,114.38/x
  3. Step 3: Cross multiply
    103,669.65x = 155,506.91 × 37,114.38
  4. Step 4: Simplify right side
    103,669.65x = 5,771,542,364.79
  5. Step 5: Solve for x
    x = 5,771,542,364.79/103,669.65
  6. Step 6: Final answer
    x = 55,672.44

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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.