Home / 157,633.54-217,477.44-121,346.08

Finding the Fourth Proportional to 157,633.54, 217,477.44 and 121,346.08

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Solution

The fourth proportional to 157,633.54, 217,477.44 and 121,346.08 is: 167,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,633.54 : 217,477.44 = 121,346.08 : x
  2. Step 2: Convert to fraction form
    157,633.54/217,477.44 = 121,346.08/x
  3. Step 3: Cross multiply
    157,633.54x = 217,477.44 × 121,346.08
  4. Step 4: Simplify right side
    157,633.54x = 26,390,034,301.55
  5. Step 5: Solve for x
    x = 26,390,034,301.55/157,633.54
  6. Step 6: Final answer
    x = 167,413.83

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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.