Home / 214,903.76-296,561.32-119,408.00

Finding the Fourth Proportional to 214,903.76, 296,561.32 and 119,408.00

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Solution

The fourth proportional to 214,903.76, 296,561.32 and 119,408.00 is: 164,779.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,903.76 : 296,561.32 = 119,408.00 : x
  2. Step 2: Convert to fraction form
    214,903.76/296,561.32 = 119,408.00/x
  3. Step 3: Cross multiply
    214,903.76x = 296,561.32 × 119,408.00
  4. Step 4: Simplify right side
    214,903.76x = 35,411,792,317.23
  5. Step 5: Solve for x
    x = 35,411,792,317.23/214,903.76
  6. Step 6: Final answer
    x = 164,779.77

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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.