Home / 173,904.12-239,987.34-98,459.64

Finding the Fourth Proportional to 173,904.12, 239,987.34 and 98,459.64

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Solution

The fourth proportional to 173,904.12, 239,987.34 and 98,459.64 is: 135,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,904.12 : 239,987.34 = 98,459.64 : x
  2. Step 2: Convert to fraction form
    173,904.12/239,987.34 = 98,459.64/x
  3. Step 3: Cross multiply
    173,904.12x = 239,987.34 × 98,459.64
  4. Step 4: Simplify right side
    173,904.12x = 23,629,067,100.96
  5. Step 5: Solve for x
    x = 23,629,067,100.96/173,904.12
  6. Step 6: Final answer
    x = 135,874.11

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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.