Home / 70,545.24-97,355.04-40,330.56

Finding the Fourth Proportional to 70,545.24, 97,355.04 and 40,330.56

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Solution

The fourth proportional to 70,545.24, 97,355.04 and 40,330.56 is: 55,657.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,545.24 : 97,355.04 = 40,330.56 : x
  2. Step 2: Convert to fraction form
    70,545.24/97,355.04 = 40,330.56/x
  3. Step 3: Cross multiply
    70,545.24x = 97,355.04 × 40,330.56
  4. Step 4: Simplify right side
    70,545.24x = 3,926,383,282.02
  5. Step 5: Solve for x
    x = 3,926,383,282.02/70,545.24
  6. Step 6: Final answer
    x = 55,657.66

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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.