Home / 47,647.16-65,751.41-26,428.40

Finding the Fourth Proportional to 47,647.16, 65,751.41 and 26,428.40

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Solution

The fourth proportional to 47,647.16, 65,751.41 and 26,428.40 is: 36,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,647.16 : 65,751.41 = 26,428.40 : x
  2. Step 2: Convert to fraction form
    47,647.16/65,751.41 = 26,428.40/x
  3. Step 3: Cross multiply
    47,647.16x = 65,751.41 × 26,428.40
  4. Step 4: Simplify right side
    47,647.16x = 1,737,704,564.04
  5. Step 5: Solve for x
    x = 1,737,704,564.04/47,647.16
  6. Step 6: Final answer
    x = 36,470.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.