Home / 53,766.40-74,169.24-31,950.28

Finding the Fourth Proportional to 53,766.40, 74,169.24 and 31,950.28

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Solution

The fourth proportional to 53,766.40, 74,169.24 and 31,950.28 is: 44,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,766.40 : 74,169.24 = 31,950.28 : x
  2. Step 2: Convert to fraction form
    53,766.40/74,169.24 = 31,950.28/x
  3. Step 3: Cross multiply
    53,766.40x = 74,169.24 × 31,950.28
  4. Step 4: Simplify right side
    53,766.40x = 2,369,727,985.39
  5. Step 5: Solve for x
    x = 2,369,727,985.39/53,766.40
  6. Step 6: Final answer
    x = 44,074.51

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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.