Home / 231,526.32-320,090.93-171,001.10

Finding the Fourth Proportional to 231,526.32, 320,090.93 and 171,001.10

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Solution

The fourth proportional to 231,526.32, 320,090.93 and 171,001.10 is: 236,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,526.32 : 320,090.93 = 171,001.10 : x
  2. Step 2: Convert to fraction form
    231,526.32/320,090.93 = 171,001.10/x
  3. Step 3: Cross multiply
    231,526.32x = 320,090.93 × 171,001.10
  4. Step 4: Simplify right side
    231,526.32x = 54,735,898,674.56
  5. Step 5: Solve for x
    x = 54,735,898,674.56/231,526.32
  6. Step 6: Final answer
    x = 236,413.29

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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.