Home / 369,970.52-554,740.40-145,067.34

Finding the Fourth Proportional to 369,970.52, 554,740.40 and 145,067.34

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Solution

The fourth proportional to 369,970.52, 554,740.40 and 145,067.34 is: 217,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,970.52 : 554,740.40 = 145,067.34 : x
  2. Step 2: Convert to fraction form
    369,970.52/554,740.40 = 145,067.34/x
  3. Step 3: Cross multiply
    369,970.52x = 554,740.40 × 145,067.34
  4. Step 4: Simplify right side
    369,970.52x = 80,474,714,218.54
  5. Step 5: Solve for x
    x = 80,474,714,218.54/369,970.52
  6. Step 6: Final answer
    x = 217,516.56

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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.