Home / 42,157.29-58,189.19-27,827.58

Finding the Fourth Proportional to 42,157.29, 58,189.19 and 27,827.58

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Solution

The fourth proportional to 42,157.29, 58,189.19 and 27,827.58 is: 38,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,157.29 : 58,189.19 = 27,827.58 : x
  2. Step 2: Convert to fraction form
    42,157.29/58,189.19 = 27,827.58/x
  3. Step 3: Cross multiply
    42,157.29x = 58,189.19 × 27,827.58
  4. Step 4: Simplify right side
    42,157.29x = 1,619,264,339.86
  5. Step 5: Solve for x
    x = 1,619,264,339.86/42,157.29
  6. Step 6: Final answer
    x = 38,410.07

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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.