Home / 85,929.17-118,555.68-50,093.81

Finding the Fourth Proportional to 85,929.17, 118,555.68 and 50,093.81

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Solution

The fourth proportional to 85,929.17, 118,555.68 and 50,093.81 is: 69,113.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,929.17 : 118,555.68 = 50,093.81 : x
  2. Step 2: Convert to fraction form
    85,929.17/118,555.68 = 50,093.81/x
  3. Step 3: Cross multiply
    85,929.17x = 118,555.68 × 50,093.81
  4. Step 4: Simplify right side
    85,929.17x = 5,938,905,466.22
  5. Step 5: Solve for x
    x = 5,938,905,466.22/85,929.17
  6. Step 6: Final answer
    x = 69,113.96

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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.