Home / 39,570.28-59,384.46-31,872.04

Finding the Fourth Proportional to 39,570.28, 59,384.46 and 31,872.04

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Solution

The fourth proportional to 39,570.28, 59,384.46 and 31,872.04 is: 47,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570.28 : 59,384.46 = 31,872.04 : x
  2. Step 2: Convert to fraction form
    39,570.28/59,384.46 = 31,872.04/x
  3. Step 3: Cross multiply
    39,570.28x = 59,384.46 × 31,872.04
  4. Step 4: Simplify right side
    39,570.28x = 1,892,703,884.50
  5. Step 5: Solve for x
    x = 1,892,703,884.50/39,570.28
  6. Step 6: Final answer
    x = 47,831.45

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