Home / 193,070.52-266,347.26-121,490.01

Finding the Fourth Proportional to 193,070.52, 266,347.26 and 121,490.01

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Solution

The fourth proportional to 193,070.52, 266,347.26 and 121,490.01 is: 167,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,070.52 : 266,347.26 = 121,490.01 : x
  2. Step 2: Convert to fraction form
    193,070.52/266,347.26 = 121,490.01/x
  3. Step 3: Cross multiply
    193,070.52x = 266,347.26 × 121,490.01
  4. Step 4: Simplify right side
    193,070.52x = 32,358,531,280.87
  5. Step 5: Solve for x
    x = 32,358,531,280.87/193,070.52
  6. Step 6: Final answer
    x = 167,599.54

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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.