Home / 40,942.40-61,413.63-11,360.26

Finding the Fourth Proportional to 40,942.40, 61,413.63 and 11,360.26

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Solution

The fourth proportional to 40,942.40, 61,413.63 and 11,360.26 is: 17,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,942.40 : 61,413.63 = 11,360.26 : x
  2. Step 2: Convert to fraction form
    40,942.40/61,413.63 = 11,360.26/x
  3. Step 3: Cross multiply
    40,942.40x = 61,413.63 × 11,360.26
  4. Step 4: Simplify right side
    40,942.40x = 697,674,804.34
  5. Step 5: Solve for x
    x = 697,674,804.34/40,942.40
  6. Step 6: Final answer
    x = 17,040.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.