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Finding the Fourth Proportional to 173,389.50, 260,084.25 and 48,730.50

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Solution

The fourth proportional to 173,389.50, 260,084.25 and 48,730.50 is: 73,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,389.50 : 260,084.25 = 48,730.50 : x
  2. Step 2: Convert to fraction form
    173,389.50/260,084.25 = 48,730.50/x
  3. Step 3: Cross multiply
    173,389.50x = 260,084.25 × 48,730.50
  4. Step 4: Simplify right side
    173,389.50x = 12,674,035,544.63
  5. Step 5: Solve for x
    x = 12,674,035,544.63/173,389.50
  6. Step 6: Final answer
    x = 73,095.75

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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.