Home / 237,621.20-356,431.80-97,480.40

Finding the Fourth Proportional to 237,621.20, 356,431.80 and 97,480.40

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Solution

The fourth proportional to 237,621.20, 356,431.80 and 97,480.40 is: 146,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,621.20 : 356,431.80 = 97,480.40 : x
  2. Step 2: Convert to fraction form
    237,621.20/356,431.80 = 97,480.40/x
  3. Step 3: Cross multiply
    237,621.20x = 356,431.80 × 97,480.40
  4. Step 4: Simplify right side
    237,621.20x = 34,745,114,436.72
  5. Step 5: Solve for x
    x = 34,745,114,436.72/237,621.20
  6. Step 6: Final answer
    x = 146,220.60

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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.