Home / 55,341.23-83,002.93-15,889.37

Finding the Fourth Proportional to 55,341.23, 83,002.93 and 15,889.37

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Solution

The fourth proportional to 55,341.23, 83,002.93 and 15,889.37 is: 23,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,341.23 : 83,002.93 = 15,889.37 : x
  2. Step 2: Convert to fraction form
    55,341.23/83,002.93 = 15,889.37/x
  3. Step 3: Cross multiply
    55,341.23x = 83,002.93 × 15,889.37
  4. Step 4: Simplify right side
    55,341.23x = 1,318,863,811.12
  5. Step 5: Solve for x
    x = 1,318,863,811.12/55,341.23
  6. Step 6: Final answer
    x = 23,831.49

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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.