Home / 213,948.06-320,908.65-56,173.02

Finding the Fourth Proportional to 213,948.06, 320,908.65 and 56,173.02

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Solution

The fourth proportional to 213,948.06, 320,908.65 and 56,173.02 is: 84,256.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,948.06 : 320,908.65 = 56,173.02 : x
  2. Step 2: Convert to fraction form
    213,948.06/320,908.65 = 56,173.02/x
  3. Step 3: Cross multiply
    213,948.06x = 320,908.65 × 56,173.02
  4. Step 4: Simplify right side
    213,948.06x = 18,026,408,014.62
  5. Step 5: Solve for x
    x = 18,026,408,014.62/213,948.06
  6. Step 6: Final answer
    x = 84,256.00

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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.