Home / 36,070.29-49,776.06-20,154.87

Finding the Fourth Proportional to 36,070.29, 49,776.06 and 20,154.87

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Solution

The fourth proportional to 36,070.29, 49,776.06 and 20,154.87 is: 27,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,070.29 : 49,776.06 = 20,154.87 : x
  2. Step 2: Convert to fraction form
    36,070.29/49,776.06 = 20,154.87/x
  3. Step 3: Cross multiply
    36,070.29x = 49,776.06 × 20,154.87
  4. Step 4: Simplify right side
    36,070.29x = 1,003,230,018.41
  5. Step 5: Solve for x
    x = 1,003,230,018.41/36,070.29
  6. Step 6: Final answer
    x = 27,813.20

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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.