Home / 176,528.40-264,562.20-127,222.80

Finding the Fourth Proportional to 176,528.40, 264,562.20 and 127,222.80

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Solution

The fourth proportional to 176,528.40, 264,562.20 and 127,222.80 is: 190,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,528.40 : 264,562.20 = 127,222.80 : x
  2. Step 2: Convert to fraction form
    176,528.40/264,562.20 = 127,222.80/x
  3. Step 3: Cross multiply
    176,528.40x = 264,562.20 × 127,222.80
  4. Step 4: Simplify right side
    176,528.40x = 33,658,343,858.16
  5. Step 5: Solve for x
    x = 33,658,343,858.16/176,528.40
  6. Step 6: Final answer
    x = 190,668.15

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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.