Home / 121,268.83-181,996.65-97,634.20

Finding the Fourth Proportional to 121,268.83, 181,996.65 and 97,634.20

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Solution

The fourth proportional to 121,268.83, 181,996.65 and 97,634.20 is: 146,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,268.83 : 181,996.65 = 97,634.20 : x
  2. Step 2: Convert to fraction form
    121,268.83/181,996.65 = 97,634.20/x
  3. Step 3: Cross multiply
    121,268.83x = 181,996.65 × 97,634.20
  4. Step 4: Simplify right side
    121,268.83x = 17,769,097,325.43
  5. Step 5: Solve for x
    x = 17,769,097,325.43/121,268.83
  6. Step 6: Final answer
    x = 146,526.50

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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.