Home / 47,826.06-71,741.78-14,547.20

Finding the Fourth Proportional to 47,826.06, 71,741.78 and 14,547.20

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Solution

The fourth proportional to 47,826.06, 71,741.78 and 14,547.20 is: 21,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,826.06 : 71,741.78 = 14,547.20 : x
  2. Step 2: Convert to fraction form
    47,826.06/71,741.78 = 14,547.20/x
  3. Step 3: Cross multiply
    47,826.06x = 71,741.78 × 14,547.20
  4. Step 4: Simplify right side
    47,826.06x = 1,043,642,022.02
  5. Step 5: Solve for x
    x = 1,043,642,022.02/47,826.06
  6. Step 6: Final answer
    x = 21,821.62

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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.