Home / 125,417.65-173,027.09-71,673.83

Finding the Fourth Proportional to 125,417.65, 173,027.09 and 71,673.83

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Solution

The fourth proportional to 125,417.65, 173,027.09 and 71,673.83 is: 98,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,417.65 : 173,027.09 = 71,673.83 : x
  2. Step 2: Convert to fraction form
    125,417.65/173,027.09 = 71,673.83/x
  3. Step 3: Cross multiply
    125,417.65x = 173,027.09 × 71,673.83
  4. Step 4: Simplify right side
    125,417.65x = 12,401,514,234.05
  5. Step 5: Solve for x
    x = 12,401,514,234.05/125,417.65
  6. Step 6: Final answer
    x = 98,881.73

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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.