Home / 70,958.04-97,914.60-39,125.04

Finding the Fourth Proportional to 70,958.04, 97,914.60 and 39,125.04

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Solution

The fourth proportional to 70,958.04, 97,914.60 and 39,125.04 is: 53,988.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,958.04 : 97,914.60 = 39,125.04 : x
  2. Step 2: Convert to fraction form
    70,958.04/97,914.60 = 39,125.04/x
  3. Step 3: Cross multiply
    70,958.04x = 97,914.60 × 39,125.04
  4. Step 4: Simplify right side
    70,958.04x = 3,830,912,641.58
  5. Step 5: Solve for x
    x = 3,830,912,641.58/70,958.04
  6. Step 6: Final answer
    x = 53,988.42

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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.