Home / 70,532.51-97,334.86-40,318.49

Finding the Fourth Proportional to 70,532.51, 97,334.86 and 40,318.49

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Solution

The fourth proportional to 70,532.51, 97,334.86 and 40,318.49 is: 55,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.51 : 97,334.86 = 40,318.49 : x
  2. Step 2: Convert to fraction form
    70,532.51/97,334.86 = 40,318.49/x
  3. Step 3: Cross multiply
    70,532.51x = 97,334.86 × 40,318.49
  4. Step 4: Simplify right side
    70,532.51x = 3,924,394,092.89
  5. Step 5: Solve for x
    x = 3,924,394,092.89/70,532.51
  6. Step 6: Final answer
    x = 55,639.51

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1.5x scale

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.