Home / 291,774.93-437,684.95-111,946.43

Finding the Fourth Proportional to 291,774.93, 437,684.95 and 111,946.43

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Solution

The fourth proportional to 291,774.93, 437,684.95 and 111,946.43 is: 167,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,774.93 : 437,684.95 = 111,946.43 : x
  2. Step 2: Convert to fraction form
    291,774.93/437,684.95 = 111,946.43/x
  3. Step 3: Cross multiply
    291,774.93x = 437,684.95 × 111,946.43
  4. Step 4: Simplify right side
    291,774.93x = 48,997,265,428.80
  5. Step 5: Solve for x
    x = 48,997,265,428.80/291,774.93
  6. Step 6: Final answer
    x = 167,928.29

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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.