Home / 125,560.46-173,157.54-85,334.24

Finding the Fourth Proportional to 125,560.46, 173,157.54 and 85,334.24

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Solution

The fourth proportional to 125,560.46, 173,157.54 and 85,334.24 is: 117,682.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,560.46 : 173,157.54 = 85,334.24 : x
  2. Step 2: Convert to fraction form
    125,560.46/173,157.54 = 85,334.24/x
  3. Step 3: Cross multiply
    125,560.46x = 173,157.54 × 85,334.24
  4. Step 4: Simplify right side
    125,560.46x = 14,776,267,076.17
  5. Step 5: Solve for x
    x = 14,776,267,076.17/125,560.46
  6. Step 6: Final answer
    x = 117,682.49

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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.