Home / 111,831.03-167,549.67-99,627.57

Finding the Fourth Proportional to 111,831.03, 167,549.67 and 99,627.57

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Solution

The fourth proportional to 111,831.03, 167,549.67 and 99,627.57 is: 149,265.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,831.03 : 167,549.67 = 99,627.57 : x
  2. Step 2: Convert to fraction form
    111,831.03/167,549.67 = 99,627.57/x
  3. Step 3: Cross multiply
    111,831.03x = 167,549.67 × 99,627.57
  4. Step 4: Simplify right side
    111,831.03x = 16,692,566,476.40
  5. Step 5: Solve for x
    x = 16,692,566,476.40/111,831.03
  6. Step 6: Final answer
    x = 149,265.96

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1.5x scale

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.