Home / 193,483.86-266,998.75-107,448.31

Finding the Fourth Proportional to 193,483.86, 266,998.75 and 107,448.31

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Solution

The fourth proportional to 193,483.86, 266,998.75 and 107,448.31 is: 148,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,483.86 : 266,998.75 = 107,448.31 : x
  2. Step 2: Convert to fraction form
    193,483.86/266,998.75 = 107,448.31/x
  3. Step 3: Cross multiply
    193,483.86x = 266,998.75 × 107,448.31
  4. Step 4: Simplify right side
    193,483.86x = 28,688,562,587.38
  5. Step 5: Solve for x
    x = 28,688,562,587.38/193,483.86
  6. Step 6: Final answer
    x = 148,273.67

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1.5x scale

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.