Home / 117,825.12-162,600.39-64,110.24

Finding the Fourth Proportional to 117,825.12, 162,600.39 and 64,110.24

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Solution

The fourth proportional to 117,825.12, 162,600.39 and 64,110.24 is: 88,473.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,825.12 : 162,600.39 = 64,110.24 : x
  2. Step 2: Convert to fraction form
    117,825.12/162,600.39 = 64,110.24/x
  3. Step 3: Cross multiply
    117,825.12x = 162,600.39 × 64,110.24
  4. Step 4: Simplify right side
    117,825.12x = 10,424,350,026.99
  5. Step 5: Solve for x
    x = 10,424,350,026.99/117,825.12
  6. Step 6: Final answer
    x = 88,473.07

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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.