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Finding the Fourth Proportional to 282,561.80, 423,796.08 and 93,024.68

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Solution

The fourth proportional to 282,561.80, 423,796.08 and 93,024.68 is: 139,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,561.80 : 423,796.08 = 93,024.68 : x
  2. Step 2: Convert to fraction form
    282,561.80/423,796.08 = 93,024.68/x
  3. Step 3: Cross multiply
    282,561.80x = 423,796.08 × 93,024.68
  4. Step 4: Simplify right side
    282,561.80x = 39,423,494,727.25
  5. Step 5: Solve for x
    x = 39,423,494,727.25/282,561.80
  6. Step 6: Final answer
    x = 139,521.67

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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.