Home / 47,322.60-70,979.10-16,157.40

Finding the Fourth Proportional to 47,322.60, 70,979.10 and 16,157.40

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Solution

The fourth proportional to 47,322.60, 70,979.10 and 16,157.40 is: 24,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,322.60 : 70,979.10 = 16,157.40 : x
  2. Step 2: Convert to fraction form
    47,322.60/70,979.10 = 16,157.40/x
  3. Step 3: Cross multiply
    47,322.60x = 70,979.10 × 16,157.40
  4. Step 4: Simplify right side
    47,322.60x = 1,146,837,710.34
  5. Step 5: Solve for x
    x = 1,146,837,710.34/47,322.60
  6. Step 6: Final answer
    x = 24,234.46

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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.