Home / 102,426.64-153,634.50-39,277.02

Finding the Fourth Proportional to 102,426.64, 153,634.50 and 39,277.02

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Solution

The fourth proportional to 102,426.64, 153,634.50 and 39,277.02 is: 58,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,426.64 : 153,634.50 = 39,277.02 : x
  2. Step 2: Convert to fraction form
    102,426.64/153,634.50 = 39,277.02/x
  3. Step 3: Cross multiply
    102,426.64x = 153,634.50 × 39,277.02
  4. Step 4: Simplify right side
    102,426.64x = 6,034,305,329.19
  5. Step 5: Solve for x
    x = 6,034,305,329.19/102,426.64
  6. Step 6: Final answer
    x = 58,913.44

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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.