Home / 103,637.25-155,455.92-37,073.40

Finding the Fourth Proportional to 103,637.25, 155,455.92 and 37,073.40

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Solution

The fourth proportional to 103,637.25, 155,455.92 and 37,073.40 is: 55,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,637.25 : 155,455.92 = 37,073.40 : x
  2. Step 2: Convert to fraction form
    103,637.25/155,455.92 = 37,073.40/x
  3. Step 3: Cross multiply
    103,637.25x = 155,455.92 × 37,073.40
  4. Step 4: Simplify right side
    103,637.25x = 5,763,279,504.53
  5. Step 5: Solve for x
    x = 5,763,279,504.53/103,637.25
  6. Step 6: Final answer
    x = 55,610.12

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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.