Home / 53,816.68-74,265.06-31,460.20

Finding the Fourth Proportional to 53,816.68, 74,265.06 and 31,460.20

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Solution

The fourth proportional to 53,816.68, 74,265.06 and 31,460.20 is: 43,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,816.68 : 74,265.06 = 31,460.20 : x
  2. Step 2: Convert to fraction form
    53,816.68/74,265.06 = 31,460.20/x
  3. Step 3: Cross multiply
    53,816.68x = 74,265.06 × 31,460.20
  4. Step 4: Simplify right side
    53,816.68x = 2,336,393,640.61
  5. Step 5: Solve for x
    x = 2,336,393,640.61/53,816.68
  6. Step 6: Final answer
    x = 43,413.93

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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.