Home / 30,460.74-45,564.75-28,594.50

Finding the Fourth Proportional to 30,460.74, 45,564.75 and 28,594.50

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Solution

The fourth proportional to 30,460.74, 45,564.75 and 28,594.50 is: 42,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460.74 : 45,564.75 = 28,594.50 : x
  2. Step 2: Convert to fraction form
    30,460.74/45,564.75 = 28,594.50/x
  3. Step 3: Cross multiply
    30,460.74x = 45,564.75 × 28,594.50
  4. Step 4: Simplify right side
    30,460.74x = 1,302,901,243.88
  5. Step 5: Solve for x
    x = 1,302,901,243.88/30,460.74
  6. Step 6: Final answer
    x = 42,773.13

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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.