Home / 49,831.86-74,767.70-20,252.01

Finding the Fourth Proportional to 49,831.86, 74,767.70 and 20,252.01

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Solution

The fourth proportional to 49,831.86, 74,767.70 and 20,252.01 is: 30,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831.86 : 74,767.70 = 20,252.01 : x
  2. Step 2: Convert to fraction form
    49,831.86/74,767.70 = 20,252.01/x
  3. Step 3: Cross multiply
    49,831.86x = 74,767.70 × 20,252.01
  4. Step 4: Simplify right side
    49,831.86x = 1,514,196,106.82
  5. Step 5: Solve for x
    x = 1,514,196,106.82/49,831.86
  6. Step 6: Final answer
    x = 30,386.10

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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.