Home / 42,345.54-58,290.18-36,600.38

Finding the Fourth Proportional to 42,345.54, 58,290.18 and 36,600.38

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Solution

The fourth proportional to 42,345.54, 58,290.18 and 36,600.38 is: 50,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.54 : 58,290.18 = 36,600.38 : x
  2. Step 2: Convert to fraction form
    42,345.54/58,290.18 = 36,600.38/x
  3. Step 3: Cross multiply
    42,345.54x = 58,290.18 × 36,600.38
  4. Step 4: Simplify right side
    42,345.54x = 2,133,442,738.27
  5. Step 5: Solve for x
    x = 2,133,442,738.27/42,345.54
  6. Step 6: Final answer
    x = 50,381.76

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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.