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Finding the Fourth Proportional to 173,382.50, 260,073.75 and 48,723.50

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Solution

The fourth proportional to 173,382.50, 260,073.75 and 48,723.50 is: 73,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,382.50 : 260,073.75 = 48,723.50 : x
  2. Step 2: Convert to fraction form
    173,382.50/260,073.75 = 48,723.50/x
  3. Step 3: Cross multiply
    173,382.50x = 260,073.75 × 48,723.50
  4. Step 4: Simplify right side
    173,382.50x = 12,671,703,358.13
  5. Step 5: Solve for x
    x = 12,671,703,358.13/173,382.50
  6. Step 6: Final answer
    x = 73,085.25

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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.