Home / 433,833.09-650,597.23-130,136.70

Finding the Fourth Proportional to 433,833.09, 650,597.23 and 130,136.70

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Solution

The fourth proportional to 433,833.09, 650,597.23 and 130,136.70 is: 195,159.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,833.09 : 650,597.23 = 130,136.70 : x
  2. Step 2: Convert to fraction form
    433,833.09/650,597.23 = 130,136.70/x
  3. Step 3: Cross multiply
    433,833.09x = 650,597.23 × 130,136.70
  4. Step 4: Simplify right side
    433,833.09x = 84,666,576,541.34
  5. Step 5: Solve for x
    x = 84,666,576,541.34/433,833.09
  6. Step 6: Final answer
    x = 195,159.33

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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.