Home / 47,900.70-71,854.29-14,623.74

Finding the Fourth Proportional to 47,900.70, 71,854.29 and 14,623.74

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Solution

The fourth proportional to 47,900.70, 71,854.29 and 14,623.74 is: 21,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,900.70 : 71,854.29 = 14,623.74 : x
  2. Step 2: Convert to fraction form
    47,900.70/71,854.29 = 14,623.74/x
  3. Step 3: Cross multiply
    47,900.70x = 71,854.29 × 14,623.74
  4. Step 4: Simplify right side
    47,900.70x = 1,050,778,454.84
  5. Step 5: Solve for x
    x = 1,050,778,454.84/47,900.70
  6. Step 6: Final answer
    x = 21,936.60

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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.