Home / 183,631.36-253,412.64-119,931.52

Finding the Fourth Proportional to 183,631.36, 253,412.64 and 119,931.52

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Solution

The fourth proportional to 183,631.36, 253,412.64 and 119,931.52 is: 165,506.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,631.36 : 253,412.64 = 119,931.52 : x
  2. Step 2: Convert to fraction form
    183,631.36/253,412.64 = 119,931.52/x
  3. Step 3: Cross multiply
    183,631.36x = 253,412.64 × 119,931.52
  4. Step 4: Simplify right side
    183,631.36x = 30,392,163,102.41
  5. Step 5: Solve for x
    x = 30,392,163,102.41/183,631.36
  6. Step 6: Final answer
    x = 165,506.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.