Home / 118,038.05-162,892.26-64,322.94

Finding the Fourth Proportional to 118,038.05, 162,892.26 and 64,322.94

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Solution

The fourth proportional to 118,038.05, 162,892.26 and 64,322.94 is: 88,765.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,038.05 : 162,892.26 = 64,322.94 : x
  2. Step 2: Convert to fraction form
    118,038.05/162,892.26 = 64,322.94/x
  3. Step 3: Cross multiply
    118,038.05x = 162,892.26 × 64,322.94
  4. Step 4: Simplify right side
    118,038.05x = 10,477,708,257.66
  5. Step 5: Solve for x
    x = 10,477,708,257.66/118,038.05
  6. Step 6: Final answer
    x = 88,765.52

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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.