Home / 231,038.20-346,508.70-97,922.80

Finding the Fourth Proportional to 231,038.20, 346,508.70 and 97,922.80

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Solution

The fourth proportional to 231,038.20, 346,508.70 and 97,922.80 is: 146,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,038.20 : 346,508.70 = 97,922.80 : x
  2. Step 2: Convert to fraction form
    231,038.20/346,508.70 = 97,922.80/x
  3. Step 3: Cross multiply
    231,038.20x = 346,508.70 × 97,922.80
  4. Step 4: Simplify right side
    231,038.20x = 33,931,102,128.36
  5. Step 5: Solve for x
    x = 33,931,102,128.36/231,038.20
  6. Step 6: Final answer
    x = 146,863.60

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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.