Home / 183,911.03-253,827.30-153,235.45

Finding the Fourth Proportional to 183,911.03, 253,827.30 and 153,235.45

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Solution

The fourth proportional to 183,911.03, 253,827.30 and 153,235.45 is: 211,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,911.03 : 253,827.30 = 153,235.45 : x
  2. Step 2: Convert to fraction form
    183,911.03/253,827.30 = 153,235.45/x
  3. Step 3: Cross multiply
    183,911.03x = 253,827.30 × 153,235.45
  4. Step 4: Simplify right side
    183,911.03x = 38,895,340,537.79
  5. Step 5: Solve for x
    x = 38,895,340,537.79/183,911.03
  6. Step 6: Final answer
    x = 211,489.98

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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.