Home / 40,194.72-55,487.76-26,788.32

Finding the Fourth Proportional to 40,194.72, 55,487.76 and 26,788.32

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Solution

The fourth proportional to 40,194.72, 55,487.76 and 26,788.32 is: 36,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.72 : 55,487.76 = 26,788.32 : x
  2. Step 2: Convert to fraction form
    40,194.72/55,487.76 = 26,788.32/x
  3. Step 3: Cross multiply
    40,194.72x = 55,487.76 × 26,788.32
  4. Step 4: Simplify right side
    40,194.72x = 1,486,423,870.96
  5. Step 5: Solve for x
    x = 1,486,423,870.96/40,194.72
  6. Step 6: Final answer
    x = 36,980.58

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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.