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Finding the Fourth Proportional to 32,192.87, 48,302.87 and 12,485.30

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Solution

The fourth proportional to 32,192.87, 48,302.87 and 12,485.30 is: 18,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,192.87 : 48,302.87 = 12,485.30 : x
  2. Step 2: Convert to fraction form
    32,192.87/48,302.87 = 12,485.30/x
  3. Step 3: Cross multiply
    32,192.87x = 48,302.87 × 12,485.30
  4. Step 4: Simplify right side
    32,192.87x = 603,075,822.81
  5. Step 5: Solve for x
    x = 603,075,822.81/32,192.87
  6. Step 6: Final answer
    x = 18,733.21

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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.