Home / 193,072.52-266,350.02-121,492.01

Finding the Fourth Proportional to 193,072.52, 266,350.02 and 121,492.01

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Solution

The fourth proportional to 193,072.52, 266,350.02 and 121,492.01 is: 167,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,072.52 : 266,350.02 = 121,492.01 : x
  2. Step 2: Convert to fraction form
    193,072.52/266,350.02 = 121,492.01/x
  3. Step 3: Cross multiply
    193,072.52x = 266,350.02 × 121,492.01
  4. Step 4: Simplify right side
    193,072.52x = 32,359,399,293.34
  5. Step 5: Solve for x
    x = 32,359,399,293.34/193,072.52
  6. Step 6: Final answer
    x = 167,602.30

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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.