Home / 47,865.14-71,830.52-16,700.40

Finding the Fourth Proportional to 47,865.14, 71,830.52 and 16,700.40

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Solution

The fourth proportional to 47,865.14, 71,830.52 and 16,700.40 is: 25,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,865.14 : 71,830.52 = 16,700.40 : x
  2. Step 2: Convert to fraction form
    47,865.14/71,830.52 = 16,700.40/x
  3. Step 3: Cross multiply
    47,865.14x = 71,830.52 × 16,700.40
  4. Step 4: Simplify right side
    47,865.14x = 1,199,598,416.21
  5. Step 5: Solve for x
    x = 1,199,598,416.21/47,865.14
  6. Step 6: Final answer
    x = 25,062.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.