Home / 210,185.40-290,050.38-114,693.24

Finding the Fourth Proportional to 210,185.40, 290,050.38 and 114,693.24

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Solution

The fourth proportional to 210,185.40, 290,050.38 and 114,693.24 is: 158,273.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,185.40 : 290,050.38 = 114,693.24 : x
  2. Step 2: Convert to fraction form
    210,185.40/290,050.38 = 114,693.24/x
  3. Step 3: Cross multiply
    210,185.40x = 290,050.38 × 114,693.24
  4. Step 4: Simplify right side
    210,185.40x = 33,266,817,845.43
  5. Step 5: Solve for x
    x = 33,266,817,845.43/210,185.40
  6. Step 6: Final answer
    x = 158,273.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.