Home / 40,688.27-61,041.73-15,728.52

Finding the Fourth Proportional to 40,688.27, 61,041.73 and 15,728.52

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Solution

The fourth proportional to 40,688.27, 61,041.73 and 15,728.52 is: 23,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,688.27 : 61,041.73 = 15,728.52 : x
  2. Step 2: Convert to fraction form
    40,688.27/61,041.73 = 15,728.52/x
  3. Step 3: Cross multiply
    40,688.27x = 61,041.73 × 15,728.52
  4. Step 4: Simplify right side
    40,688.27x = 960,096,071.14
  5. Step 5: Solve for x
    x = 960,096,071.14/40,688.27
  6. Step 6: Final answer
    x = 23,596.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.