Home / 249,508.43-374,286.21-69,605.81

Finding the Fourth Proportional to 249,508.43, 374,286.21 and 69,605.81

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Solution

The fourth proportional to 249,508.43, 374,286.21 and 69,605.81 is: 104,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,508.43 : 374,286.21 = 69,605.81 : x
  2. Step 2: Convert to fraction form
    249,508.43/374,286.21 = 69,605.81/x
  3. Step 3: Cross multiply
    249,508.43x = 374,286.21 × 69,605.81
  4. Step 4: Simplify right side
    249,508.43x = 26,052,492,947.45
  5. Step 5: Solve for x
    x = 26,052,492,947.45/249,508.43
  6. Step 6: Final answer
    x = 104,415.28

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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.