Home / 42,477.28-63,636-24,894.88

Finding the Fourth Proportional to 42,477.28, 63,636 and 24,894.88

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Solution

The fourth proportional to 42,477.28, 63,636 and 24,894.88 is: 37,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,477.28 : 63,636 = 24,894.88 : x
  2. Step 2: Convert to fraction form
    42,477.28/63,636 = 24,894.88/x
  3. Step 3: Cross multiply
    42,477.28x = 63,636 × 24,894.88
  4. Step 4: Simplify right side
    42,477.28x = 1,584,210,583.68
  5. Step 5: Solve for x
    x = 1,584,210,583.68/42,477.28
  6. Step 6: Final answer
    x = 37,295.48

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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.