Home / 288,053.34-432,100.78-110,560.35

Finding the Fourth Proportional to 288,053.34, 432,100.78 and 110,560.35

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Solution

The fourth proportional to 288,053.34, 432,100.78 and 110,560.35 is: 165,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,053.34 : 432,100.78 = 110,560.35 : x
  2. Step 2: Convert to fraction form
    288,053.34/432,100.78 = 110,560.35/x
  3. Step 3: Cross multiply
    288,053.34x = 432,100.78 × 110,560.35
  4. Step 4: Simplify right side
    288,053.34x = 47,773,212,919.27
  5. Step 5: Solve for x
    x = 47,773,212,919.27/288,053.34
  6. Step 6: Final answer
    x = 165,848.50

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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.