Home / 55,777.23-83,670.57-17,831.97

Finding the Fourth Proportional to 55,777.23, 83,670.57 and 17,831.97

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Solution

The fourth proportional to 55,777.23, 83,670.57 and 17,831.97 is: 26,749.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.23 : 83,670.57 = 17,831.97 : x
  2. Step 2: Convert to fraction form
    55,777.23/83,670.57 = 17,831.97/x
  3. Step 3: Cross multiply
    55,777.23x = 83,670.57 × 17,831.97
  4. Step 4: Simplify right side
    55,777.23x = 1,492,011,094.12
  5. Step 5: Solve for x
    x = 1,492,011,094.12/55,777.23
  6. Step 6: Final answer
    x = 26,749.47

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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.