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Finding the Fourth Proportional to 167,607.84, 251,411.68 and 49,280.16

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Solution

The fourth proportional to 167,607.84, 251,411.68 and 49,280.16 is: 73,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,607.84 : 251,411.68 = 49,280.16 : x
  2. Step 2: Convert to fraction form
    167,607.84/251,411.68 = 49,280.16/x
  3. Step 3: Cross multiply
    167,607.84x = 251,411.68 × 49,280.16
  4. Step 4: Simplify right side
    167,607.84x = 12,389,607,816.27
  5. Step 5: Solve for x
    x = 12,389,607,816.27/167,607.84
  6. Step 6: Final answer
    x = 73,920.22

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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.