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Finding the Fourth Proportional to 32,478.32, 48,762.31 and 22,458.49

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Solution

The fourth proportional to 32,478.32, 48,762.31 and 22,458.49 is: 33,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,478.32 : 48,762.31 = 22,458.49 : x
  2. Step 2: Convert to fraction form
    32,478.32/48,762.31 = 22,458.49/x
  3. Step 3: Cross multiply
    32,478.32x = 48,762.31 × 22,458.49
  4. Step 4: Simplify right side
    32,478.32x = 1,095,127,706.34
  5. Step 5: Solve for x
    x = 1,095,127,706.34/32,478.32
  6. Step 6: Final answer
    x = 33,718.73

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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.