Home / 219,563.90-302,994.24-124,068.54

Finding the Fourth Proportional to 219,563.90, 302,994.24 and 124,068.54

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Solution

The fourth proportional to 219,563.90, 302,994.24 and 124,068.54 is: 171,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,563.90 : 302,994.24 = 124,068.54 : x
  2. Step 2: Convert to fraction form
    219,563.90/302,994.24 = 124,068.54/x
  3. Step 3: Cross multiply
    219,563.90x = 302,994.24 × 124,068.54
  4. Step 4: Simplify right side
    219,563.90x = 37,592,053,656.18
  5. Step 5: Solve for x
    x = 37,592,053,656.18/219,563.90
  6. Step 6: Final answer
    x = 171,212.36

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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.