Home / 270,831.93-373,743.47-149,970.64

Finding the Fourth Proportional to 270,831.93, 373,743.47 and 149,970.64

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Solution

The fourth proportional to 270,831.93, 373,743.47 and 149,970.64 is: 206,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,831.93 : 373,743.47 = 149,970.64 : x
  2. Step 2: Convert to fraction form
    270,831.93/373,743.47 = 149,970.64/x
  3. Step 3: Cross multiply
    270,831.93x = 373,743.47 × 149,970.64
  4. Step 4: Simplify right side
    270,831.93x = 56,050,546,689.47
  5. Step 5: Solve for x
    x = 56,050,546,689.47/270,831.93
  6. Step 6: Final answer
    x = 206,956.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.