Home / 228,017.03-314,661.92-127,415.03

Finding the Fourth Proportional to 228,017.03, 314,661.92 and 127,415.03

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Solution

The fourth proportional to 228,017.03, 314,661.92 and 127,415.03 is: 175,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,017.03 : 314,661.92 = 127,415.03 : x
  2. Step 2: Convert to fraction form
    228,017.03/314,661.92 = 127,415.03/x
  3. Step 3: Cross multiply
    228,017.03x = 314,661.92 × 127,415.03
  4. Step 4: Simplify right side
    228,017.03x = 40,092,655,766.27
  5. Step 5: Solve for x
    x = 40,092,655,766.27/228,017.03
  6. Step 6: Final answer
    x = 175,831.85

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1.5x scale

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.