Home / 174,225.12-261,225.36-74,450.40

Finding the Fourth Proportional to 174,225.12, 261,225.36 and 74,450.40

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Solution

The fourth proportional to 174,225.12, 261,225.36 and 74,450.40 is: 111,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,225.12 : 261,225.36 = 74,450.40 : x
  2. Step 2: Convert to fraction form
    174,225.12/261,225.36 = 74,450.40/x
  3. Step 3: Cross multiply
    174,225.12x = 261,225.36 × 74,450.40
  4. Step 4: Simplify right side
    174,225.12x = 19,448,332,542.14
  5. Step 5: Solve for x
    x = 19,448,332,542.14/174,225.12
  6. Step 6: Final answer
    x = 111,627.60

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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.