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Finding the Fourth Proportional to 31,073.44, 46,602.33 and 8,886.93

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Solution

The fourth proportional to 31,073.44, 46,602.33 and 8,886.93 is: 13,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,073.44 : 46,602.33 = 8,886.93 : x
  2. Step 2: Convert to fraction form
    31,073.44/46,602.33 = 8,886.93/x
  3. Step 3: Cross multiply
    31,073.44x = 46,602.33 × 8,886.93
  4. Step 4: Simplify right side
    31,073.44x = 414,151,644.55
  5. Step 5: Solve for x
    x = 414,151,644.55/31,073.44
  6. Step 6: Final answer
    x = 13,328.16

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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.