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Finding the Fourth Proportional to 174,567.80, 261,246.90 and 104,497.40

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Solution

The fourth proportional to 174,567.80, 261,246.90 and 104,497.40 is: 156,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,567.80 : 261,246.90 = 104,497.40 : x
  2. Step 2: Convert to fraction form
    174,567.80/261,246.90 = 104,497.40/x
  3. Step 3: Cross multiply
    174,567.80x = 261,246.90 × 104,497.40
  4. Step 4: Simplify right side
    174,567.80x = 27,299,621,808.06
  5. Step 5: Solve for x
    x = 27,299,621,808.06/174,567.80
  6. Step 6: Final answer
    x = 156,384.06

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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.