Home / 219,556.13-302,983.53-124,060.78

Finding the Fourth Proportional to 219,556.13, 302,983.53 and 124,060.78

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Solution

The fourth proportional to 219,556.13, 302,983.53 and 124,060.78 is: 171,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,556.13 : 302,983.53 = 124,060.78 : x
  2. Step 2: Convert to fraction form
    219,556.13/302,983.53 = 124,060.78/x
  3. Step 3: Cross multiply
    219,556.13x = 302,983.53 × 124,060.78
  4. Step 4: Simplify right side
    219,556.13x = 37,588,373,058.95
  5. Step 5: Solve for x
    x = 37,588,373,058.95/219,556.13
  6. Step 6: Final answer
    x = 171,201.66

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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.