Home / 264,831.24-397,162.50-87,305.16

Finding the Fourth Proportional to 264,831.24, 397,162.50 and 87,305.16

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Solution

The fourth proportional to 264,831.24, 397,162.50 and 87,305.16 is: 130,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,831.24 : 397,162.50 = 87,305.16 : x
  2. Step 2: Convert to fraction form
    264,831.24/397,162.50 = 87,305.16/x
  3. Step 3: Cross multiply
    264,831.24x = 397,162.50 × 87,305.16
  4. Step 4: Simplify right side
    264,831.24x = 34,674,335,608.50
  5. Step 5: Solve for x
    x = 34,674,335,608.50/264,831.24
  6. Step 6: Final answer
    x = 130,929.93

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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.