Home / 48,138.23-66,425.64-26,624.55

Finding the Fourth Proportional to 48,138.23, 66,425.64 and 26,624.55

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Solution

The fourth proportional to 48,138.23, 66,425.64 and 26,624.55 is: 36,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.23 : 66,425.64 = 26,624.55 : x
  2. Step 2: Convert to fraction form
    48,138.23/66,425.64 = 26,624.55/x
  3. Step 3: Cross multiply
    48,138.23x = 66,425.64 × 26,624.55
  4. Step 4: Simplify right side
    48,138.23x = 1,768,552,640.34
  5. Step 5: Solve for x
    x = 1,768,552,640.34/48,138.23
  6. Step 6: Final answer
    x = 36,739.05

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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.