Home / 228,392.38-342,588.60-70,617.34

Finding the Fourth Proportional to 228,392.38, 342,588.60 and 70,617.34

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Solution

The fourth proportional to 228,392.38, 342,588.60 and 70,617.34 is: 105,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,392.38 : 342,588.60 = 70,617.34 : x
  2. Step 2: Convert to fraction form
    228,392.38/342,588.60 = 70,617.34/x
  3. Step 3: Cross multiply
    228,392.38x = 342,588.60 × 70,617.34
  4. Step 4: Simplify right side
    228,392.38x = 24,192,695,646.32
  5. Step 5: Solve for x
    x = 24,192,695,646.32/228,392.38
  6. Step 6: Final answer
    x = 105,926.02

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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.