Home / 48,342.05-66,711-26,830.55

Finding the Fourth Proportional to 48,342.05, 66,711 and 26,830.55

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Solution

The fourth proportional to 48,342.05, 66,711 and 26,830.55 is: 37,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.05 : 66,711 = 26,830.55 : x
  2. Step 2: Convert to fraction form
    48,342.05/66,711 = 26,830.55/x
  3. Step 3: Cross multiply
    48,342.05x = 66,711 × 26,830.55
  4. Step 4: Simplify right side
    48,342.05x = 1,789,892,487.50
  5. Step 5: Solve for x
    x = 1,789,892,487.50/48,342.05
  6. Step 6: Final answer
    x = 37,025.58

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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.