Home / 70,329.48-97,052.25-40,124.58

Finding the Fourth Proportional to 70,329.48, 97,052.25 and 40,124.58

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Solution

The fourth proportional to 70,329.48, 97,052.25 and 40,124.58 is: 55,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,329.48 : 97,052.25 = 40,124.58 : x
  2. Step 2: Convert to fraction form
    70,329.48/97,052.25 = 40,124.58/x
  3. Step 3: Cross multiply
    70,329.48x = 97,052.25 × 40,124.58
  4. Step 4: Simplify right side
    70,329.48x = 3,894,180,769.31
  5. Step 5: Solve for x
    x = 3,894,180,769.31/70,329.48
  6. Step 6: Final answer
    x = 55,370.53

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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.