Home / 39,664.08-54,738.96-26,211.76

Finding the Fourth Proportional to 39,664.08, 54,738.96 and 26,211.76

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Solution

The fourth proportional to 39,664.08, 54,738.96 and 26,211.76 is: 36,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.08 : 54,738.96 = 26,211.76 : x
  2. Step 2: Convert to fraction form
    39,664.08/54,738.96 = 26,211.76/x
  3. Step 3: Cross multiply
    39,664.08x = 54,738.96 × 26,211.76
  4. Step 4: Simplify right side
    39,664.08x = 1,434,804,482.17
  5. Step 5: Solve for x
    x = 1,434,804,482.17/39,664.08
  6. Step 6: Final answer
    x = 36,173.90

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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.