Home / 239,512.95-330,445.68-153,541.37

Finding the Fourth Proportional to 239,512.95, 330,445.68 and 153,541.37

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Solution

The fourth proportional to 239,512.95, 330,445.68 and 153,541.37 is: 211,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,512.95 : 330,445.68 = 153,541.37 : x
  2. Step 2: Convert to fraction form
    239,512.95/330,445.68 = 153,541.37/x
  3. Step 3: Cross multiply
    239,512.95x = 330,445.68 × 153,541.37
  4. Step 4: Simplify right side
    239,512.95x = 50,737,082,668.12
  5. Step 5: Solve for x
    x = 50,737,082,668.12/239,512.95
  6. Step 6: Final answer
    x = 211,834.40

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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.