Home / 154,861.24-213,722.60-94,435.24

Finding the Fourth Proportional to 154,861.24, 213,722.60 and 94,435.24

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Solution

The fourth proportional to 154,861.24, 213,722.60 and 94,435.24 is: 130,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,861.24 : 213,722.60 = 94,435.24 : x
  2. Step 2: Convert to fraction form
    154,861.24/213,722.60 = 94,435.24/x
  3. Step 3: Cross multiply
    154,861.24x = 213,722.60 × 94,435.24
  4. Step 4: Simplify right side
    154,861.24x = 20,182,945,024.42
  5. Step 5: Solve for x
    x = 20,182,945,024.42/154,861.24
  6. Step 6: Final answer
    x = 130,329.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.