Home / 148,860.64-204,827.43-145,317.70

Finding the Fourth Proportional to 148,860.64, 204,827.43 and 145,317.70

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Solution

The fourth proportional to 148,860.64, 204,827.43 and 145,317.70 is: 199,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,860.64 : 204,827.43 = 145,317.70 : x
  2. Step 2: Convert to fraction form
    148,860.64/204,827.43 = 145,317.70/x
  3. Step 3: Cross multiply
    148,860.64x = 204,827.43 × 145,317.70
  4. Step 4: Simplify right side
    148,860.64x = 29,765,051,024.51
  5. Step 5: Solve for x
    x = 29,765,051,024.51/148,860.64
  6. Step 6: Final answer
    x = 199,952.46

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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.