Home / 47,001.24-64,863.72-28,134.72

Finding the Fourth Proportional to 47,001.24, 64,863.72 and 28,134.72

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Solution

The fourth proportional to 47,001.24, 64,863.72 and 28,134.72 is: 38,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,001.24 : 64,863.72 = 28,134.72 : x
  2. Step 2: Convert to fraction form
    47,001.24/64,863.72 = 28,134.72/x
  3. Step 3: Cross multiply
    47,001.24x = 64,863.72 × 28,134.72
  4. Step 4: Simplify right side
    47,001.24x = 1,824,922,600.36
  5. Step 5: Solve for x
    x = 1,824,922,600.36/47,001.24
  6. Step 6: Final answer
    x = 38,827.12

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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.