Home / 30,652.63-45,710.70-30,372.36

Finding the Fourth Proportional to 30,652.63, 45,710.70 and 30,372.36

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Solution

The fourth proportional to 30,652.63, 45,710.70 and 30,372.36 is: 45,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652.63 : 45,710.70 = 30,372.36 : x
  2. Step 2: Convert to fraction form
    30,652.63/45,710.70 = 30,372.36/x
  3. Step 3: Cross multiply
    30,652.63x = 45,710.70 × 30,372.36
  4. Step 4: Simplify right side
    30,652.63x = 1,388,341,836.25
  5. Step 5: Solve for x
    x = 1,388,341,836.25/30,652.63
  6. Step 6: Final answer
    x = 45,292.75

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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.