Home / 117,953.40-162,764.98-70,199.04

Finding the Fourth Proportional to 117,953.40, 162,764.98 and 70,199.04

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Solution

The fourth proportional to 117,953.40, 162,764.98 and 70,199.04 is: 96,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,953.40 : 162,764.98 = 70,199.04 : x
  2. Step 2: Convert to fraction form
    117,953.40/162,764.98 = 70,199.04/x
  3. Step 3: Cross multiply
    117,953.40x = 162,764.98 × 70,199.04
  4. Step 4: Simplify right side
    117,953.40x = 11,425,945,341.62
  5. Step 5: Solve for x
    x = 11,425,945,341.62/117,953.40
  6. Step 6: Final answer
    x = 96,868.30

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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.