Home / 42,413.96-63,642.80-17,472.44

Finding the Fourth Proportional to 42,413.96, 63,642.80 and 17,472.44

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Solution

The fourth proportional to 42,413.96, 63,642.80 and 17,472.44 is: 26,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,413.96 : 63,642.80 = 17,472.44 : x
  2. Step 2: Convert to fraction form
    42,413.96/63,642.80 = 17,472.44/x
  3. Step 3: Cross multiply
    42,413.96x = 63,642.80 × 17,472.44
  4. Step 4: Simplify right side
    42,413.96x = 1,111,995,004.43
  5. Step 5: Solve for x
    x = 1,111,995,004.43/42,413.96
  6. Step 6: Final answer
    x = 26,217.67

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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.