Home / 117,998.47-162,837.24-64,283.35

Finding the Fourth Proportional to 117,998.47, 162,837.24 and 64,283.35

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Solution

The fourth proportional to 117,998.47, 162,837.24 and 64,283.35 is: 88,710.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,998.47 : 162,837.24 = 64,283.35 : x
  2. Step 2: Convert to fraction form
    117,998.47/162,837.24 = 64,283.35/x
  3. Step 3: Cross multiply
    117,998.47x = 162,837.24 × 64,283.35
  4. Step 4: Simplify right side
    117,998.47x = 10,467,723,291.95
  5. Step 5: Solve for x
    x = 10,467,723,291.95/117,998.47
  6. Step 6: Final answer
    x = 88,710.67

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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.