Home / 74,840.34-103,279.53-41,306.34

Finding the Fourth Proportional to 74,840.34, 103,279.53 and 41,306.34

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Solution

The fourth proportional to 74,840.34, 103,279.53 and 41,306.34 is: 57,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,840.34 : 103,279.53 = 41,306.34 : x
  2. Step 2: Convert to fraction form
    74,840.34/103,279.53 = 41,306.34/x
  3. Step 3: Cross multiply
    74,840.34x = 103,279.53 × 41,306.34
  4. Step 4: Simplify right side
    74,840.34x = 4,266,099,381.22
  5. Step 5: Solve for x
    x = 4,266,099,381.22/74,840.34
  6. Step 6: Final answer
    x = 57,002.67

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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.