Home / 74,369.02-111,597.85-26,987.81

Finding the Fourth Proportional to 74,369.02, 111,597.85 and 26,987.81

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Solution

The fourth proportional to 74,369.02, 111,597.85 and 26,987.81 is: 40,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,369.02 : 111,597.85 = 26,987.81 : x
  2. Step 2: Convert to fraction form
    74,369.02/111,597.85 = 26,987.81/x
  3. Step 3: Cross multiply
    74,369.02x = 111,597.85 × 26,987.81
  4. Step 4: Simplify right side
    74,369.02x = 3,011,781,086.25
  5. Step 5: Solve for x
    x = 3,011,781,086.25/74,369.02
  6. Step 6: Final answer
    x = 40,497.79

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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.