Home / 161,802.36-223,183.02-107,353.35

Finding the Fourth Proportional to 161,802.36, 223,183.02 and 107,353.35

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Solution

The fourth proportional to 161,802.36, 223,183.02 and 107,353.35 is: 148,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,802.36 : 223,183.02 = 107,353.35 : x
  2. Step 2: Convert to fraction form
    161,802.36/223,183.02 = 107,353.35/x
  3. Step 3: Cross multiply
    161,802.36x = 223,183.02 × 107,353.35
  4. Step 4: Simplify right side
    161,802.36x = 23,959,444,860.12
  5. Step 5: Solve for x
    x = 23,959,444,860.12/161,802.36
  6. Step 6: Final answer
    x = 148,078.46

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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.