Home / 194,775.12-292,162.68-47,031.12

Finding the Fourth Proportional to 194,775.12, 292,162.68 and 47,031.12

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Solution

The fourth proportional to 194,775.12, 292,162.68 and 47,031.12 is: 70,546.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,775.12 : 292,162.68 = 47,031.12 : x
  2. Step 2: Convert to fraction form
    194,775.12/292,162.68 = 47,031.12/x
  3. Step 3: Cross multiply
    194,775.12x = 292,162.68 × 47,031.12
  4. Step 4: Simplify right side
    194,775.12x = 13,740,738,062.60
  5. Step 5: Solve for x
    x = 13,740,738,062.60/194,775.12
  6. Step 6: Final answer
    x = 70,546.68

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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.