Home / 245,057.40-367,586.10-104,830.20

Finding the Fourth Proportional to 245,057.40, 367,586.10 and 104,830.20

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Solution

The fourth proportional to 245,057.40, 367,586.10 and 104,830.20 is: 157,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,057.40 : 367,586.10 = 104,830.20 : x
  2. Step 2: Convert to fraction form
    245,057.40/367,586.10 = 104,830.20/x
  3. Step 3: Cross multiply
    245,057.40x = 367,586.10 × 104,830.20
  4. Step 4: Simplify right side
    245,057.40x = 38,534,124,380.22
  5. Step 5: Solve for x
    x = 38,534,124,380.22/245,057.40
  6. Step 6: Final answer
    x = 157,245.30

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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.