Home / 103,634.06-155,451.09-37,070.15

Finding the Fourth Proportional to 103,634.06, 155,451.09 and 37,070.15

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Solution

The fourth proportional to 103,634.06, 155,451.09 and 37,070.15 is: 55,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634.06 : 155,451.09 = 37,070.15 : x
  2. Step 2: Convert to fraction form
    103,634.06/155,451.09 = 37,070.15/x
  3. Step 3: Cross multiply
    103,634.06x = 155,451.09 × 37,070.15
  4. Step 4: Simplify right side
    103,634.06x = 5,762,595,223.96
  5. Step 5: Solve for x
    x = 5,762,595,223.96/103,634.06
  6. Step 6: Final answer
    x = 55,605.23

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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.