Home / 40,136.68-55,333.86-26,708.52

Finding the Fourth Proportional to 40,136.68, 55,333.86 and 26,708.52

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Solution

The fourth proportional to 40,136.68, 55,333.86 and 26,708.52 is: 36,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,136.68 : 55,333.86 = 26,708.52 : x
  2. Step 2: Convert to fraction form
    40,136.68/55,333.86 = 26,708.52/x
  3. Step 3: Cross multiply
    40,136.68x = 55,333.86 × 26,708.52
  4. Step 4: Simplify right side
    40,136.68x = 1,477,885,506.49
  5. Step 5: Solve for x
    x = 1,477,885,506.49/40,136.68
  6. Step 6: Final answer
    x = 36,821.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.