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Finding the Fourth Proportional to 152,265.40, 227,960.70 and 93,216.40

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Solution

The fourth proportional to 152,265.40, 227,960.70 and 93,216.40 is: 139,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,265.40 : 227,960.70 = 93,216.40 : x
  2. Step 2: Convert to fraction form
    152,265.40/227,960.70 = 93,216.40/x
  3. Step 3: Cross multiply
    152,265.40x = 227,960.70 × 93,216.40
  4. Step 4: Simplify right side
    152,265.40x = 21,249,675,795.48
  5. Step 5: Solve for x
    x = 21,249,675,795.48/152,265.40
  6. Step 6: Final answer
    x = 139,556.83

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1.5x scale

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.