Home / 47,772.32-71,662.12-14,495.08

Finding the Fourth Proportional to 47,772.32, 71,662.12 and 14,495.08

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Solution

The fourth proportional to 47,772.32, 71,662.12 and 14,495.08 is: 21,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,772.32 : 71,662.12 = 14,495.08 : x
  2. Step 2: Convert to fraction form
    47,772.32/71,662.12 = 14,495.08/x
  3. Step 3: Cross multiply
    47,772.32x = 71,662.12 × 14,495.08
  4. Step 4: Simplify right side
    47,772.32x = 1,038,748,162.37
  5. Step 5: Solve for x
    x = 1,038,748,162.37/47,772.32
  6. Step 6: Final answer
    x = 21,743.72

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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.