Home / 178,931.70-268,518.27-73,748.34

Finding the Fourth Proportional to 178,931.70, 268,518.27 and 73,748.34

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Solution

The fourth proportional to 178,931.70, 268,518.27 and 73,748.34 is: 110,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,931.70 : 268,518.27 = 73,748.34 : x
  2. Step 2: Convert to fraction form
    178,931.70/268,518.27 = 73,748.34/x
  3. Step 3: Cross multiply
    178,931.70x = 268,518.27 × 73,748.34
  4. Step 4: Simplify right side
    178,931.70x = 19,802,776,672.17
  5. Step 5: Solve for x
    x = 19,802,776,672.17/178,931.70
  6. Step 6: Final answer
    x = 110,672.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.