Home / 289,133.67-433,804.26-129,196.24

Finding the Fourth Proportional to 289,133.67, 433,804.26 and 129,196.24

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Solution

The fourth proportional to 289,133.67, 433,804.26 and 129,196.24 is: 193,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,133.67 : 433,804.26 = 129,196.24 : x
  2. Step 2: Convert to fraction form
    289,133.67/433,804.26 = 129,196.24/x
  3. Step 3: Cross multiply
    289,133.67x = 433,804.26 × 129,196.24
  4. Step 4: Simplify right side
    289,133.67x = 56,045,879,287.98
  5. Step 5: Solve for x
    x = 56,045,879,287.98/289,133.67
  6. Step 6: Final answer
    x = 193,840.72

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1.5x scale

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.