Home / 95,103.64-131,243-52,662.16

Finding the Fourth Proportional to 95,103.64, 131,243 and 52,662.16

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Solution

The fourth proportional to 95,103.64, 131,243 and 52,662.16 is: 72,673.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,103.64 : 131,243 = 52,662.16 : x
  2. Step 2: Convert to fraction form
    95,103.64/131,243 = 52,662.16/x
  3. Step 3: Cross multiply
    95,103.64x = 131,243 × 52,662.16
  4. Step 4: Simplify right side
    95,103.64x = 6,911,539,864.88
  5. Step 5: Solve for x
    x = 6,911,539,864.88/95,103.64
  6. Step 6: Final answer
    x = 72,673.77

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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.