Home / 66,256.16-91,425.20-44,792.60

Finding the Fourth Proportional to 66,256.16, 91,425.20 and 44,792.60

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Solution

The fourth proportional to 66,256.16, 91,425.20 and 44,792.60 is: 61,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,256.16 : 91,425.20 = 44,792.60 : x
  2. Step 2: Convert to fraction form
    66,256.16/91,425.20 = 44,792.60/x
  3. Step 3: Cross multiply
    66,256.16x = 91,425.20 × 44,792.60
  4. Step 4: Simplify right side
    66,256.16x = 4,095,172,413.52
  5. Step 5: Solve for x
    x = 4,095,172,413.52/66,256.16
  6. Step 6: Final answer
    x = 61,808.18

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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.