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Finding the Fourth Proportional to 123,474.42, 185,210.28 and 29,980.26

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Solution

The fourth proportional to 123,474.42, 185,210.28 and 29,980.26 is: 44,970.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,474.42 : 185,210.28 = 29,980.26 : x
  2. Step 2: Convert to fraction form
    123,474.42/185,210.28 = 29,980.26/x
  3. Step 3: Cross multiply
    123,474.42x = 185,210.28 × 29,980.26
  4. Step 4: Simplify right side
    123,474.42x = 5,552,652,349.07
  5. Step 5: Solve for x
    x = 5,552,652,349.07/123,474.42
  6. Step 6: Final answer
    x = 44,970.06

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Similar ratio
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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.