Home / 121,090.03-181,633.02-54,483.01

Finding the Fourth Proportional to 121,090.03, 181,633.02 and 54,483.01

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Solution

The fourth proportional to 121,090.03, 181,633.02 and 54,483.01 is: 81,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,090.03 : 181,633.02 = 54,483.01 : x
  2. Step 2: Convert to fraction form
    121,090.03/181,633.02 = 54,483.01/x
  3. Step 3: Cross multiply
    121,090.03x = 181,633.02 × 54,483.01
  4. Step 4: Simplify right side
    121,090.03x = 9,895,913,644.99
  5. Step 5: Solve for x
    x = 9,895,913,644.99/121,090.03
  6. Step 6: Final answer
    x = 81,723.60

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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.