Home / 164,953.20-247,429.80-141,333.60

Finding the Fourth Proportional to 164,953.20, 247,429.80 and 141,333.60

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Solution

The fourth proportional to 164,953.20, 247,429.80 and 141,333.60 is: 212,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,953.20 : 247,429.80 = 141,333.60 : x
  2. Step 2: Convert to fraction form
    164,953.20/247,429.80 = 141,333.60/x
  3. Step 3: Cross multiply
    164,953.20x = 247,429.80 × 141,333.60
  4. Step 4: Simplify right side
    164,953.20x = 34,970,144,381.28
  5. Step 5: Solve for x
    x = 34,970,144,381.28/164,953.20
  6. Step 6: Final answer
    x = 212,000.40

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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.