Home / 291,890.15-437,835.23-134,251.19

Finding the Fourth Proportional to 291,890.15, 437,835.23 and 134,251.19

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Solution

The fourth proportional to 291,890.15, 437,835.23 and 134,251.19 is: 201,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,890.15 : 437,835.23 = 134,251.19 : x
  2. Step 2: Convert to fraction form
    291,890.15/437,835.23 = 134,251.19/x
  3. Step 3: Cross multiply
    291,890.15x = 437,835.23 × 134,251.19
  4. Step 4: Simplify right side
    291,890.15x = 58,779,897,790.99
  5. Step 5: Solve for x
    x = 58,779,897,790.99/291,890.15
  6. Step 6: Final answer
    x = 201,376.78

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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.