Home / 155,439.40-233,504.70-149,564.20

Finding the Fourth Proportional to 155,439.40, 233,504.70 and 149,564.20

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Solution

The fourth proportional to 155,439.40, 233,504.70 and 149,564.20 is: 224,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,439.40 : 233,504.70 = 149,564.20 : x
  2. Step 2: Convert to fraction form
    155,439.40/233,504.70 = 149,564.20/x
  3. Step 3: Cross multiply
    155,439.40x = 233,504.70 × 149,564.20
  4. Step 4: Simplify right side
    155,439.40x = 34,923,943,651.74
  5. Step 5: Solve for x
    x = 34,923,943,651.74/155,439.40
  6. Step 6: Final answer
    x = 224,678.84

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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.