Home / 74,369.75-111,547.33-26,984.75

Finding the Fourth Proportional to 74,369.75, 111,547.33 and 26,984.75

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Solution

The fourth proportional to 74,369.75, 111,547.33 and 26,984.75 is: 40,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,369.75 : 111,547.33 = 26,984.75 : x
  2. Step 2: Convert to fraction form
    74,369.75/111,547.33 = 26,984.75/x
  3. Step 3: Cross multiply
    74,369.75x = 111,547.33 × 26,984.75
  4. Step 4: Simplify right side
    74,369.75x = 3,010,076,188.02
  5. Step 5: Solve for x
    x = 3,010,076,188.02/74,369.75
  6. Step 6: Final answer
    x = 40,474.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.