Home / 36,070.41-49,776.23-20,154.99

Finding the Fourth Proportional to 36,070.41, 49,776.23 and 20,154.99

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Solution

The fourth proportional to 36,070.41, 49,776.23 and 20,154.99 is: 27,813.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,070.41 : 49,776.23 = 20,154.99 : x
  2. Step 2: Convert to fraction form
    36,070.41/49,776.23 = 20,154.99/x
  3. Step 3: Cross multiply
    36,070.41x = 49,776.23 × 20,154.99
  4. Step 4: Simplify right side
    36,070.41x = 1,003,239,281.61
  5. Step 5: Solve for x
    x = 1,003,239,281.61/36,070.41
  6. Step 6: Final answer
    x = 27,813.36

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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.