Home / 118,314.24-176,445.12-100,896

Finding the Fourth Proportional to 118,314.24, 176,445.12 and 100,896

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Solution

The fourth proportional to 118,314.24, 176,445.12 and 100,896 is: 150,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,314.24 : 176,445.12 = 100,896 : x
  2. Step 2: Convert to fraction form
    118,314.24/176,445.12 = 100,896/x
  3. Step 3: Cross multiply
    118,314.24x = 176,445.12 × 100,896
  4. Step 4: Simplify right side
    118,314.24x = 17,802,606,827.52
  5. Step 5: Solve for x
    x = 17,802,606,827.52/118,314.24
  6. Step 6: Final answer
    x = 150,468.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.