Home / 130,061.98-195,108.60-45,804.74

Finding the Fourth Proportional to 130,061.98, 195,108.60 and 45,804.74

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Solution

The fourth proportional to 130,061.98, 195,108.60 and 45,804.74 is: 68,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,061.98 : 195,108.60 = 45,804.74 : x
  2. Step 2: Convert to fraction form
    130,061.98/195,108.60 = 45,804.74/x
  3. Step 3: Cross multiply
    130,061.98x = 195,108.60 × 45,804.74
  4. Step 4: Simplify right side
    130,061.98x = 8,936,898,694.76
  5. Step 5: Solve for x
    x = 8,936,898,694.76/130,061.98
  6. Step 6: Final answer
    x = 68,712.61

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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.