Home / 53,885.24-74,359.80-30,010.68

Finding the Fourth Proportional to 53,885.24, 74,359.80 and 30,010.68

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Solution

The fourth proportional to 53,885.24, 74,359.80 and 30,010.68 is: 41,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,885.24 : 74,359.80 = 30,010.68 : x
  2. Step 2: Convert to fraction form
    53,885.24/74,359.80 = 30,010.68/x
  3. Step 3: Cross multiply
    53,885.24x = 74,359.80 × 30,010.68
  4. Step 4: Simplify right side
    53,885.24x = 2,231,588,162.66
  5. Step 5: Solve for x
    x = 2,231,588,162.66/53,885.24
  6. Step 6: Final answer
    x = 41,413.72

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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.