Home / 435,943.18-653,527.32-169,641.46

Finding the Fourth Proportional to 435,943.18, 653,527.32 and 169,641.46

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Solution

The fourth proportional to 435,943.18, 653,527.32 and 169,641.46 is: 254,311.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,943.18 : 653,527.32 = 169,641.46 : x
  2. Step 2: Convert to fraction form
    435,943.18/653,527.32 = 169,641.46/x
  3. Step 3: Cross multiply
    435,943.18x = 653,527.32 × 169,641.46
  4. Step 4: Simplify right side
    435,943.18x = 110,865,328,714.69
  5. Step 5: Solve for x
    x = 110,865,328,714.69/435,943.18
  6. Step 6: Final answer
    x = 254,311.42

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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.