Home / 103,630.09-155,389.77-37,033.90

Finding the Fourth Proportional to 103,630.09, 155,389.77 and 37,033.90

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Solution

The fourth proportional to 103,630.09, 155,389.77 and 37,033.90 is: 55,531.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,630.09 : 155,389.77 = 37,033.90 : x
  2. Step 2: Convert to fraction form
    103,630.09/155,389.77 = 37,033.90/x
  3. Step 3: Cross multiply
    103,630.09x = 155,389.77 × 37,033.90
  4. Step 4: Simplify right side
    103,630.09x = 5,754,689,203.20
  5. Step 5: Solve for x
    x = 5,754,689,203.20/103,630.09
  6. Step 6: Final answer
    x = 55,531.06

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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.