Home / 111,472.74-153,831.96-60,485.67

Finding the Fourth Proportional to 111,472.74, 153,831.96 and 60,485.67

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Solution

The fourth proportional to 111,472.74, 153,831.96 and 60,485.67 is: 83,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,472.74 : 153,831.96 = 60,485.67 : x
  2. Step 2: Convert to fraction form
    111,472.74/153,831.96 = 60,485.67/x
  3. Step 3: Cross multiply
    111,472.74x = 153,831.96 × 60,485.67
  4. Step 4: Simplify right side
    111,472.74x = 9,304,629,168.01
  5. Step 5: Solve for x
    x = 9,304,629,168.01/111,472.74
  6. Step 6: Final answer
    x = 83,470.00

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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.