Home / 228,126.60-342,163.26-70,341.48

Finding the Fourth Proportional to 228,126.60, 342,163.26 and 70,341.48

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Solution

The fourth proportional to 228,126.60, 342,163.26 and 70,341.48 is: 105,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,126.60 : 342,163.26 = 70,341.48 : x
  2. Step 2: Convert to fraction form
    228,126.60/342,163.26 = 70,341.48/x
  3. Step 3: Cross multiply
    228,126.60x = 342,163.26 × 70,341.48
  4. Step 4: Simplify right side
    228,126.60x = 24,068,270,110.02
  5. Step 5: Solve for x
    x = 24,068,270,110.02/228,126.60
  6. Step 6: Final answer
    x = 105,504.01

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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.