Home / 117,956.50-162,777.54-64,242.46

Finding the Fourth Proportional to 117,956.50, 162,777.54 and 64,242.46

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Solution

The fourth proportional to 117,956.50, 162,777.54 and 64,242.46 is: 88,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,956.50 : 162,777.54 = 64,242.46 : x
  2. Step 2: Convert to fraction form
    117,956.50/162,777.54 = 64,242.46/x
  3. Step 3: Cross multiply
    117,956.50x = 162,777.54 × 64,242.46
  4. Step 4: Simplify right side
    117,956.50x = 10,457,229,602.35
  5. Step 5: Solve for x
    x = 10,457,229,602.35/117,956.50
  6. Step 6: Final answer
    x = 88,653.27

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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.