Home / 123,475.06-185,212.59-29,980.18

Finding the Fourth Proportional to 123,475.06, 185,212.59 and 29,980.18

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Solution

The fourth proportional to 123,475.06, 185,212.59 and 29,980.18 is: 44,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,475.06 : 185,212.59 = 29,980.18 : x
  2. Step 2: Convert to fraction form
    123,475.06/185,212.59 = 29,980.18/x
  3. Step 3: Cross multiply
    123,475.06x = 185,212.59 × 29,980.18
  4. Step 4: Simplify right side
    123,475.06x = 5,552,706,786.47
  5. Step 5: Solve for x
    x = 5,552,706,786.47/123,475.06
  6. Step 6: Final answer
    x = 44,970.27

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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.