Home / 74,612.42-111,848.27-37,137.06

Finding the Fourth Proportional to 74,612.42, 111,848.27 and 37,137.06

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Solution

The fourth proportional to 74,612.42, 111,848.27 and 37,137.06 is: 55,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,612.42 : 111,848.27 = 37,137.06 : x
  2. Step 2: Convert to fraction form
    74,612.42/111,848.27 = 37,137.06/x
  3. Step 3: Cross multiply
    74,612.42x = 111,848.27 × 37,137.06
  4. Step 4: Simplify right side
    74,612.42x = 4,153,715,728.20
  5. Step 5: Solve for x
    x = 4,153,715,728.20/74,612.42
  6. Step 6: Final answer
    x = 55,670.57

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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.