Home / 301,111.70-451,668.36-101,572.25

Finding the Fourth Proportional to 301,111.70, 451,668.36 and 101,572.25

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Solution

The fourth proportional to 301,111.70, 451,668.36 and 101,572.25 is: 152,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,111.70 : 451,668.36 = 101,572.25 : x
  2. Step 2: Convert to fraction form
    301,111.70/451,668.36 = 101,572.25/x
  3. Step 3: Cross multiply
    301,111.70x = 451,668.36 × 101,572.25
  4. Step 4: Simplify right side
    301,111.70x = 45,876,971,579.01
  5. Step 5: Solve for x
    x = 45,876,971,579.01/301,111.70
  6. Step 6: Final answer
    x = 152,358.65

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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.