Home / 235,154.08-324,516.10-133,177.01

Finding the Fourth Proportional to 235,154.08, 324,516.10 and 133,177.01

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Solution

The fourth proportional to 235,154.08, 324,516.10 and 133,177.01 is: 183,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,154.08 : 324,516.10 = 133,177.01 : x
  2. Step 2: Convert to fraction form
    235,154.08/324,516.10 = 133,177.01/x
  3. Step 3: Cross multiply
    235,154.08x = 324,516.10 × 133,177.01
  4. Step 4: Simplify right side
    235,154.08x = 43,218,081,939.34
  5. Step 5: Solve for x
    x = 43,218,081,939.34/235,154.08
  6. Step 6: Final answer
    x = 183,786.23

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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.