Home / 117,813.49-162,584.22-64,099.15

Finding the Fourth Proportional to 117,813.49, 162,584.22 and 64,099.15

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Solution

The fourth proportional to 117,813.49, 162,584.22 and 64,099.15 is: 88,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,813.49 : 162,584.22 = 64,099.15 : x
  2. Step 2: Convert to fraction form
    117,813.49/162,584.22 = 64,099.15/x
  3. Step 3: Cross multiply
    117,813.49x = 162,584.22 × 64,099.15
  4. Step 4: Simplify right side
    117,813.49x = 10,421,510,305.41
  5. Step 5: Solve for x
    x = 10,421,510,305.41/117,813.49
  6. Step 6: Final answer
    x = 88,457.70

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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.