Home / 70,746.39-97,679.22-49,554.36

Finding the Fourth Proportional to 70,746.39, 97,679.22 and 49,554.36

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Solution

The fourth proportional to 70,746.39, 97,679.22 and 49,554.36 is: 68,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,746.39 : 97,679.22 = 49,554.36 : x
  2. Step 2: Convert to fraction form
    70,746.39/97,679.22 = 49,554.36/x
  3. Step 3: Cross multiply
    70,746.39x = 97,679.22 × 49,554.36
  4. Step 4: Simplify right side
    70,746.39x = 4,840,431,232.40
  5. Step 5: Solve for x
    x = 4,840,431,232.40/70,746.39
  6. Step 6: Final answer
    x = 68,419.48

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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.