Home / 152,306.27-210,237.87-88,644.07

Finding the Fourth Proportional to 152,306.27, 210,237.87 and 88,644.07

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Solution

The fourth proportional to 152,306.27, 210,237.87 and 88,644.07 is: 122,360.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,306.27 : 210,237.87 = 88,644.07 : x
  2. Step 2: Convert to fraction form
    152,306.27/210,237.87 = 88,644.07/x
  3. Step 3: Cross multiply
    152,306.27x = 210,237.87 × 88,644.07
  4. Step 4: Simplify right side
    152,306.27x = 18,636,340,436.86
  5. Step 5: Solve for x
    x = 18,636,340,436.86/152,306.27
  6. Step 6: Final answer
    x = 122,360.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.