Home / 99,160.92-136,779.75-58,846.14

Finding the Fourth Proportional to 99,160.92, 136,779.75 and 58,846.14

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Solution

The fourth proportional to 99,160.92, 136,779.75 and 58,846.14 is: 81,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,160.92 : 136,779.75 = 58,846.14 : x
  2. Step 2: Convert to fraction form
    99,160.92/136,779.75 = 58,846.14/x
  3. Step 3: Cross multiply
    99,160.92x = 136,779.75 × 58,846.14
  4. Step 4: Simplify right side
    99,160.92x = 8,048,960,317.67
  5. Step 5: Solve for x
    x = 8,048,960,317.67/99,160.92
  6. Step 6: Final answer
    x = 81,170.69

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1.5x scale

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.