Home / 91,656.32-126,483.44-53,413.38

Finding the Fourth Proportional to 91,656.32, 126,483.44 and 53,413.38

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Solution

The fourth proportional to 91,656.32, 126,483.44 and 53,413.38 is: 73,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,656.32 : 126,483.44 = 53,413.38 : x
  2. Step 2: Convert to fraction form
    91,656.32/126,483.44 = 53,413.38/x
  3. Step 3: Cross multiply
    91,656.32x = 126,483.44 × 53,413.38
  4. Step 4: Simplify right side
    91,656.32x = 6,755,907,777.36
  5. Step 5: Solve for x
    x = 6,755,907,777.36/91,656.32
  6. Step 6: Final answer
    x = 73,709.14

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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.