Home / 57,252.46-85,886.50-19,802.49

Finding the Fourth Proportional to 57,252.46, 85,886.50 and 19,802.49

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Solution

The fourth proportional to 57,252.46, 85,886.50 and 19,802.49 is: 29,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,252.46 : 85,886.50 = 19,802.49 : x
  2. Step 2: Convert to fraction form
    57,252.46/85,886.50 = 19,802.49/x
  3. Step 3: Cross multiply
    57,252.46x = 85,886.50 × 19,802.49
  4. Step 4: Simplify right side
    57,252.46x = 1,700,766,557.39
  5. Step 5: Solve for x
    x = 1,700,766,557.39/57,252.46
  6. Step 6: Final answer
    x = 29,706.44

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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.