Home / 435,665.07-653,537.97-169,445.61

Finding the Fourth Proportional to 435,665.07, 653,537.97 and 169,445.61

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Solution

The fourth proportional to 435,665.07, 653,537.97 and 169,445.61 is: 254,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,665.07 : 653,537.97 = 169,445.61 : x
  2. Step 2: Convert to fraction form
    435,665.07/653,537.97 = 169,445.61/x
  3. Step 3: Cross multiply
    435,665.07x = 653,537.97 × 169,445.61
  4. Step 4: Simplify right side
    435,665.07x = 110,739,139,984.81
  5. Step 5: Solve for x
    x = 110,739,139,984.81/435,665.07
  6. Step 6: Final answer
    x = 254,184.11

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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.