Home / 355,446.24-533,262.76-127,764.96

Finding the Fourth Proportional to 355,446.24, 533,262.76 and 127,764.96

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Solution

The fourth proportional to 355,446.24, 533,262.76 and 127,764.96 is: 191,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,446.24 : 533,262.76 = 127,764.96 : x
  2. Step 2: Convert to fraction form
    355,446.24/533,262.76 = 127,764.96/x
  3. Step 3: Cross multiply
    355,446.24x = 533,262.76 × 127,764.96
  4. Step 4: Simplify right side
    355,446.24x = 68,132,292,881.74
  5. Step 5: Solve for x
    x = 68,132,292,881.74/355,446.24
  6. Step 6: Final answer
    x = 191,681.01

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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.