Home / 119,181.88-164,430.74-68,158.32

Finding the Fourth Proportional to 119,181.88, 164,430.74 and 68,158.32

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Solution

The fourth proportional to 119,181.88, 164,430.74 and 68,158.32 is: 94,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,181.88 : 164,430.74 = 68,158.32 : x
  2. Step 2: Convert to fraction form
    119,181.88/164,430.74 = 68,158.32/x
  3. Step 3: Cross multiply
    119,181.88x = 164,430.74 × 68,158.32
  4. Step 4: Simplify right side
    119,181.88x = 11,207,322,994.76
  5. Step 5: Solve for x
    x = 11,207,322,994.76/119,181.88
  6. Step 6: Final answer
    x = 94,035.46

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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.