Home / 47,430.38-65,464.83-27,298.88

Finding the Fourth Proportional to 47,430.38, 65,464.83 and 27,298.88

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Solution

The fourth proportional to 47,430.38, 65,464.83 and 27,298.88 is: 37,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,430.38 : 65,464.83 = 27,298.88 : x
  2. Step 2: Convert to fraction form
    47,430.38/65,464.83 = 27,298.88/x
  3. Step 3: Cross multiply
    47,430.38x = 65,464.83 × 27,298.88
  4. Step 4: Simplify right side
    47,430.38x = 1,787,116,702.05
  5. Step 5: Solve for x
    x = 1,787,116,702.05/47,430.38
  6. Step 6: Final answer
    x = 37,678.74

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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.