Home / 235,575.15-325,092.10-133,620.45

Finding the Fourth Proportional to 235,575.15, 325,092.10 and 133,620.45

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Solution

The fourth proportional to 235,575.15, 325,092.10 and 133,620.45 is: 184,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,575.15 : 325,092.10 = 133,620.45 : x
  2. Step 2: Convert to fraction form
    235,575.15/325,092.10 = 133,620.45/x
  3. Step 3: Cross multiply
    235,575.15x = 325,092.10 × 133,620.45
  4. Step 4: Simplify right side
    235,575.15x = 43,438,952,693.45
  5. Step 5: Solve for x
    x = 43,438,952,693.45/235,575.15
  6. Step 6: Final answer
    x = 184,395.31

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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.