Home / 125,698.51-173,467.36-68,341.69

Finding the Fourth Proportional to 125,698.51, 173,467.36 and 68,341.69

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Solution

The fourth proportional to 125,698.51, 173,467.36 and 68,341.69 is: 94,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,698.51 : 173,467.36 = 68,341.69 : x
  2. Step 2: Convert to fraction form
    125,698.51/173,467.36 = 68,341.69/x
  3. Step 3: Cross multiply
    125,698.51x = 173,467.36 × 68,341.69
  4. Step 4: Simplify right side
    125,698.51x = 11,855,052,647.39
  5. Step 5: Solve for x
    x = 11,855,052,647.39/125,698.51
  6. Step 6: Final answer
    x = 94,313.39

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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.