Home / 49,070.18-67,720.34-27,850.81

Finding the Fourth Proportional to 49,070.18, 67,720.34 and 27,850.81

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Solution

The fourth proportional to 49,070.18, 67,720.34 and 27,850.81 is: 38,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,070.18 : 67,720.34 = 27,850.81 : x
  2. Step 2: Convert to fraction form
    49,070.18/67,720.34 = 27,850.81/x
  3. Step 3: Cross multiply
    49,070.18x = 67,720.34 × 27,850.81
  4. Step 4: Simplify right side
    49,070.18x = 1,886,066,322.48
  5. Step 5: Solve for x
    x = 1,886,066,322.48/49,070.18
  6. Step 6: Final answer
    x = 38,436.10

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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.