Home / 177,263.40-265,890.78-72,056.28

Finding the Fourth Proportional to 177,263.40, 265,890.78 and 72,056.28

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Solution

The fourth proportional to 177,263.40, 265,890.78 and 72,056.28 is: 108,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,263.40 : 265,890.78 = 72,056.28 : x
  2. Step 2: Convert to fraction form
    177,263.40/265,890.78 = 72,056.28/x
  3. Step 3: Cross multiply
    177,263.40x = 265,890.78 × 72,056.28
  4. Step 4: Simplify right side
    177,263.40x = 19,159,100,493.10
  5. Step 5: Solve for x
    x = 19,159,100,493.10/177,263.40
  6. Step 6: Final answer
    x = 108,082.66

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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.