Home / 194,747.60-292,236.60-70,072.40

Finding the Fourth Proportional to 194,747.60, 292,236.60 and 70,072.40

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Solution

The fourth proportional to 194,747.60, 292,236.60 and 70,072.40 is: 105,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,747.60 : 292,236.60 = 70,072.40 : x
  2. Step 2: Convert to fraction form
    194,747.60/292,236.60 = 70,072.40/x
  3. Step 3: Cross multiply
    194,747.60x = 292,236.60 × 70,072.40
  4. Step 4: Simplify right side
    194,747.60x = 20,477,719,929.84
  5. Step 5: Solve for x
    x = 20,477,719,929.84/194,747.60
  6. Step 6: Final answer
    x = 105,150.05

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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.