Home / 70,536.10-97,339.94-38,705.25

Finding the Fourth Proportional to 70,536.10, 97,339.94 and 38,705.25

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Solution

The fourth proportional to 70,536.10, 97,339.94 and 38,705.25 is: 53,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,536.10 : 97,339.94 = 38,705.25 : x
  2. Step 2: Convert to fraction form
    70,536.10/97,339.94 = 38,705.25/x
  3. Step 3: Cross multiply
    70,536.10x = 97,339.94 × 38,705.25
  4. Step 4: Simplify right side
    70,536.10x = 3,767,566,712.69
  5. Step 5: Solve for x
    x = 3,767,566,712.69/70,536.10
  6. Step 6: Final answer
    x = 53,413.31

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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.