Home / 125,406.75-173,058.96-70,958.35

Finding the Fourth Proportional to 125,406.75, 173,058.96 and 70,958.35

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Solution

The fourth proportional to 125,406.75, 173,058.96 and 70,958.35 is: 97,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,406.75 : 173,058.96 = 70,958.35 : x
  2. Step 2: Convert to fraction form
    125,406.75/173,058.96 = 70,958.35/x
  3. Step 3: Cross multiply
    125,406.75x = 173,058.96 × 70,958.35
  4. Step 4: Simplify right side
    125,406.75x = 12,279,978,254.32
  5. Step 5: Solve for x
    x = 12,279,978,254.32/125,406.75
  6. Step 6: Final answer
    x = 97,921.19

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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.