Home / 250,776.09-346,071.03-143,348.46

Finding the Fourth Proportional to 250,776.09, 346,071.03 and 143,348.46

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Solution

The fourth proportional to 250,776.09, 346,071.03 and 143,348.46 is: 197,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776.09 : 346,071.03 = 143,348.46 : x
  2. Step 2: Convert to fraction form
    250,776.09/346,071.03 = 143,348.46/x
  3. Step 3: Cross multiply
    250,776.09x = 346,071.03 × 143,348.46
  4. Step 4: Simplify right side
    250,776.09x = 49,608,749,201.11
  5. Step 5: Solve for x
    x = 49,608,749,201.11/250,776.09
  6. Step 6: Final answer
    x = 197,820.89

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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.