Home / 67,636.32-101,416.08-56,611.68

Finding the Fourth Proportional to 67,636.32, 101,416.08 and 56,611.68

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Solution

The fourth proportional to 67,636.32, 101,416.08 and 56,611.68 is: 84,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,636.32 : 101,416.08 = 56,611.68 : x
  2. Step 2: Convert to fraction form
    67,636.32/101,416.08 = 56,611.68/x
  3. Step 3: Cross multiply
    67,636.32x = 101,416.08 × 56,611.68
  4. Step 4: Simplify right side
    67,636.32x = 5,741,334,667.81
  5. Step 5: Solve for x
    x = 5,741,334,667.81/67,636.32
  6. Step 6: Final answer
    x = 84,885.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.