Home / 459,161.21-688,748.76-174,867.50

Finding the Fourth Proportional to 459,161.21, 688,748.76 and 174,867.50

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Solution

The fourth proportional to 459,161.21, 688,748.76 and 174,867.50 is: 262,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,161.21 : 688,748.76 = 174,867.50 : x
  2. Step 2: Convert to fraction form
    459,161.21/688,748.76 = 174,867.50/x
  3. Step 3: Cross multiply
    459,161.21x = 688,748.76 × 174,867.50
  4. Step 4: Simplify right side
    459,161.21x = 120,439,770,422.50
  5. Step 5: Solve for x
    x = 120,439,770,422.50/459,161.21
  6. Step 6: Final answer
    x = 262,303.89

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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.