Home / 70,904.35-97,848.66-39,074.38

Finding the Fourth Proportional to 70,904.35, 97,848.66 and 39,074.38

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Solution

The fourth proportional to 70,904.35, 97,848.66 and 39,074.38 is: 53,923.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,904.35 : 97,848.66 = 39,074.38 : x
  2. Step 2: Convert to fraction form
    70,904.35/97,848.66 = 39,074.38/x
  3. Step 3: Cross multiply
    70,904.35x = 97,848.66 × 39,074.38
  4. Step 4: Simplify right side
    70,904.35x = 3,823,375,527.96
  5. Step 5: Solve for x
    x = 3,823,375,527.96/70,904.35
  6. Step 6: Final answer
    x = 53,923.00

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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.