Home / 37,340.66-51,529.64-20,345.63

Finding the Fourth Proportional to 37,340.66, 51,529.64 and 20,345.63

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Solution

The fourth proportional to 37,340.66, 51,529.64 and 20,345.63 is: 28,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,340.66 : 51,529.64 = 20,345.63 : x
  2. Step 2: Convert to fraction form
    37,340.66/51,529.64 = 20,345.63/x
  3. Step 3: Cross multiply
    37,340.66x = 51,529.64 × 20,345.63
  4. Step 4: Simplify right side
    37,340.66x = 1,048,402,630.10
  5. Step 5: Solve for x
    x = 1,048,402,630.10/37,340.66
  6. Step 6: Final answer
    x = 28,076.71

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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.