Home / 70,724.34-97,596.62-40,099.50

Finding the Fourth Proportional to 70,724.34, 97,596.62 and 40,099.50

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Solution

The fourth proportional to 70,724.34, 97,596.62 and 40,099.50 is: 55,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,724.34 : 97,596.62 = 40,099.50 : x
  2. Step 2: Convert to fraction form
    70,724.34/97,596.62 = 40,099.50/x
  3. Step 3: Cross multiply
    70,724.34x = 97,596.62 × 40,099.50
  4. Step 4: Simplify right side
    70,724.34x = 3,913,575,247.58
  5. Step 5: Solve for x
    x = 3,913,575,247.58/70,724.34
  6. Step 6: Final answer
    x = 55,335.62

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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.