Home / 433,535.09-650,141.03-149,146.11

Finding the Fourth Proportional to 433,535.09, 650,141.03 and 149,146.11

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Solution

The fourth proportional to 433,535.09, 650,141.03 and 149,146.11 is: 223,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,535.09 : 650,141.03 = 149,146.11 : x
  2. Step 2: Convert to fraction form
    433,535.09/650,141.03 = 149,146.11/x
  3. Step 3: Cross multiply
    433,535.09x = 650,141.03 × 149,146.11
  4. Step 4: Simplify right side
    433,535.09x = 96,966,005,948.76
  5. Step 5: Solve for x
    x = 96,966,005,948.76/433,535.09
  6. Step 6: Final answer
    x = 223,663.57

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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.