Home / 219,513.24-302,911.65-124,028.82

Finding the Fourth Proportional to 219,513.24, 302,911.65 and 124,028.82

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Solution

The fourth proportional to 219,513.24, 302,911.65 and 124,028.82 is: 171,150.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,513.24 : 302,911.65 = 124,028.82 : x
  2. Step 2: Convert to fraction form
    219,513.24/302,911.65 = 124,028.82/x
  3. Step 3: Cross multiply
    219,513.24x = 302,911.65 × 124,028.82
  4. Step 4: Simplify right side
    219,513.24x = 37,569,774,513.75
  5. Step 5: Solve for x
    x = 37,569,774,513.75/219,513.24
  6. Step 6: Final answer
    x = 171,150.38

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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.