Home / 47,219.40-70,828.86-17,629.56

Finding the Fourth Proportional to 47,219.40, 70,828.86 and 17,629.56

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Solution

The fourth proportional to 47,219.40, 70,828.86 and 17,629.56 is: 26,444.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,219.40 : 70,828.86 = 17,629.56 : x
  2. Step 2: Convert to fraction form
    47,219.40/70,828.86 = 17,629.56/x
  3. Step 3: Cross multiply
    47,219.40x = 70,828.86 × 17,629.56
  4. Step 4: Simplify right side
    47,219.40x = 1,248,681,637.10
  5. Step 5: Solve for x
    x = 1,248,681,637.10/47,219.40
  6. Step 6: Final answer
    x = 26,444.25

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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.