Home / 149,389.20-224,083.80-148,514.40

Finding the Fourth Proportional to 149,389.20, 224,083.80 and 148,514.40

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Solution

The fourth proportional to 149,389.20, 224,083.80 and 148,514.40 is: 222,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,389.20 : 224,083.80 = 148,514.40 : x
  2. Step 2: Convert to fraction form
    149,389.20/224,083.80 = 148,514.40/x
  3. Step 3: Cross multiply
    149,389.20x = 224,083.80 × 148,514.40
  4. Step 4: Simplify right side
    149,389.20x = 33,279,671,106.72
  5. Step 5: Solve for x
    x = 33,279,671,106.72/149,389.20
  6. Step 6: Final answer
    x = 222,771.60

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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.