Home / 62,831.12-86,706.96-34,538.72

Finding the Fourth Proportional to 62,831.12, 86,706.96 and 34,538.72

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Solution

The fourth proportional to 62,831.12, 86,706.96 and 34,538.72 is: 47,663.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,831.12 : 86,706.96 = 34,538.72 : x
  2. Step 2: Convert to fraction form
    62,831.12/86,706.96 = 34,538.72/x
  3. Step 3: Cross multiply
    62,831.12x = 86,706.96 × 34,538.72
  4. Step 4: Simplify right side
    62,831.12x = 2,994,747,413.49
  5. Step 5: Solve for x
    x = 2,994,747,413.49/62,831.12
  6. Step 6: Final answer
    x = 47,663.44

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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.