Home / 47,398.79-65,410.37-26,178.03

Finding the Fourth Proportional to 47,398.79, 65,410.37 and 26,178.03

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Solution

The fourth proportional to 47,398.79, 65,410.37 and 26,178.03 is: 36,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,398.79 : 65,410.37 = 26,178.03 : x
  2. Step 2: Convert to fraction form
    47,398.79/65,410.37 = 26,178.03/x
  3. Step 3: Cross multiply
    47,398.79x = 65,410.37 × 26,178.03
  4. Step 4: Simplify right side
    47,398.79x = 1,712,314,497.28
  5. Step 5: Solve for x
    x = 1,712,314,497.28/47,398.79
  6. Step 6: Final answer
    x = 36,125.70

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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.