Home / 53,927.94-74,555.07-40,475.84

Finding the Fourth Proportional to 53,927.94, 74,555.07 and 40,475.84

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Solution

The fourth proportional to 53,927.94, 74,555.07 and 40,475.84 is: 55,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,927.94 : 74,555.07 = 40,475.84 : x
  2. Step 2: Convert to fraction form
    53,927.94/74,555.07 = 40,475.84/x
  3. Step 3: Cross multiply
    53,927.94x = 74,555.07 × 40,475.84
  4. Step 4: Simplify right side
    53,927.94x = 3,017,678,559.95
  5. Step 5: Solve for x
    x = 3,017,678,559.95/53,927.94
  6. Step 6: Final answer
    x = 55,957.61

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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.