Home / 110,792.40-152,966.64-68,413.20

Finding the Fourth Proportional to 110,792.40, 152,966.64 and 68,413.20

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Solution

The fourth proportional to 110,792.40, 152,966.64 and 68,413.20 is: 94,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,792.40 : 152,966.64 = 68,413.20 : x
  2. Step 2: Convert to fraction form
    110,792.40/152,966.64 = 68,413.20/x
  3. Step 3: Cross multiply
    110,792.40x = 152,966.64 × 68,413.20
  4. Step 4: Simplify right side
    110,792.40x = 10,464,937,335.65
  5. Step 5: Solve for x
    x = 10,464,937,335.65/110,792.40
  6. Step 6: Final answer
    x = 94,455.37

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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.