Home / 117,750.69-162,497.40-64,037.07

Finding the Fourth Proportional to 117,750.69, 162,497.40 and 64,037.07

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Solution

The fourth proportional to 117,750.69, 162,497.40 and 64,037.07 is: 88,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,750.69 : 162,497.40 = 64,037.07 : x
  2. Step 2: Convert to fraction form
    117,750.69/162,497.40 = 64,037.07/x
  3. Step 3: Cross multiply
    117,750.69x = 162,497.40 × 64,037.07
  4. Step 4: Simplify right side
    117,750.69x = 10,405,857,378.62
  5. Step 5: Solve for x
    x = 10,405,857,378.62/117,750.69
  6. Step 6: Final answer
    x = 88,371.94

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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.