Home / 130,485.29-195,732-62,081.91

Finding the Fourth Proportional to 130,485.29, 195,732 and 62,081.91

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Solution

The fourth proportional to 130,485.29, 195,732 and 62,081.91 is: 93,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,485.29 : 195,732 = 62,081.91 : x
  2. Step 2: Convert to fraction form
    130,485.29/195,732 = 62,081.91/x
  3. Step 3: Cross multiply
    130,485.29x = 195,732 × 62,081.91
  4. Step 4: Simplify right side
    130,485.29x = 12,151,416,408.12
  5. Step 5: Solve for x
    x = 12,151,416,408.12/130,485.29
  6. Step 6: Final answer
    x = 93,124.80

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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.