Home / 98,893.08-136,472.55-58,626.75

Finding the Fourth Proportional to 98,893.08, 136,472.55 and 58,626.75

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Solution

The fourth proportional to 98,893.08, 136,472.55 and 58,626.75 is: 80,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,893.08 : 136,472.55 = 58,626.75 : x
  2. Step 2: Convert to fraction form
    98,893.08/136,472.55 = 58,626.75/x
  3. Step 3: Cross multiply
    98,893.08x = 136,472.55 × 58,626.75
  4. Step 4: Simplify right side
    98,893.08x = 8,000,942,070.71
  5. Step 5: Solve for x
    x = 8,000,942,070.71/98,893.08
  6. Step 6: Final answer
    x = 80,904.97

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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.