Home / 125,994.92-173,794.82-74,973.16

Finding the Fourth Proportional to 125,994.92, 173,794.82 and 74,973.16

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Solution

The fourth proportional to 125,994.92, 173,794.82 and 74,973.16 is: 103,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,994.92 : 173,794.82 = 74,973.16 : x
  2. Step 2: Convert to fraction form
    125,994.92/173,794.82 = 74,973.16/x
  3. Step 3: Cross multiply
    125,994.92x = 173,794.82 × 74,973.16
  4. Step 4: Simplify right side
    125,994.92x = 13,029,946,847.03
  5. Step 5: Solve for x
    x = 13,029,946,847.03/125,994.92
  6. Step 6: Final answer
    x = 103,416.45

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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.