Home / 314,974.80-434,667.26-171,737.24

Finding the Fourth Proportional to 314,974.80, 434,667.26 and 171,737.24

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Solution

The fourth proportional to 314,974.80, 434,667.26 and 171,737.24 is: 236,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,974.80 : 434,667.26 = 171,737.24 : x
  2. Step 2: Convert to fraction form
    314,974.80/434,667.26 = 171,737.24/x
  3. Step 3: Cross multiply
    314,974.80x = 434,667.26 × 171,737.24
  4. Step 4: Simplify right side
    314,974.80x = 74,648,553,806.77
  5. Step 5: Solve for x
    x = 74,648,553,806.77/314,974.80
  6. Step 6: Final answer
    x = 236,998.50

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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.