Home / 152,900.74-229,260.26-58,137.86

Finding the Fourth Proportional to 152,900.74, 229,260.26 and 58,137.86

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Solution

The fourth proportional to 152,900.74, 229,260.26 and 58,137.86 is: 87,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,900.74 : 229,260.26 = 58,137.86 : x
  2. Step 2: Convert to fraction form
    152,900.74/229,260.26 = 58,137.86/x
  3. Step 3: Cross multiply
    152,900.74x = 229,260.26 × 58,137.86
  4. Step 4: Simplify right side
    152,900.74x = 13,328,700,899.44
  5. Step 5: Solve for x
    x = 13,328,700,899.44/152,900.74
  6. Step 6: Final answer
    x = 87,172.25

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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.