Home / 42,427.08-58,578.66-26,518.68

Finding the Fourth Proportional to 42,427.08, 58,578.66 and 26,518.68

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Solution

The fourth proportional to 42,427.08, 58,578.66 and 26,518.68 is: 36,614.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,427.08 : 58,578.66 = 26,518.68 : x
  2. Step 2: Convert to fraction form
    42,427.08/58,578.66 = 26,518.68/x
  3. Step 3: Cross multiply
    42,427.08x = 58,578.66 × 26,518.68
  4. Step 4: Simplify right side
    42,427.08x = 1,553,428,739.37
  5. Step 5: Solve for x
    x = 1,553,428,739.37/42,427.08
  6. Step 6: Final answer
    x = 36,614.09

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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.