Home / 291,938.30-437,907.45-165,529.70

Finding the Fourth Proportional to 291,938.30, 437,907.45 and 165,529.70

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Solution

The fourth proportional to 291,938.30, 437,907.45 and 165,529.70 is: 248,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,938.30 : 437,907.45 = 165,529.70 : x
  2. Step 2: Convert to fraction form
    291,938.30/437,907.45 = 165,529.70/x
  3. Step 3: Cross multiply
    291,938.30x = 437,907.45 × 165,529.70
  4. Step 4: Simplify right side
    291,938.30x = 72,486,688,826.27
  5. Step 5: Solve for x
    x = 72,486,688,826.27/291,938.30
  6. Step 6: Final answer
    x = 248,294.55

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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.