Home / 249,916.18-374,403.47-123,408.31

Finding the Fourth Proportional to 249,916.18, 374,403.47 and 123,408.31

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Solution

The fourth proportional to 249,916.18, 374,403.47 and 123,408.31 is: 184,879.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,916.18 : 374,403.47 = 123,408.31 : x
  2. Step 2: Convert to fraction form
    249,916.18/374,403.47 = 123,408.31/x
  3. Step 3: Cross multiply
    249,916.18x = 374,403.47 × 123,408.31
  4. Step 4: Simplify right side
    249,916.18x = 46,204,498,639.79
  5. Step 5: Solve for x
    x = 46,204,498,639.79/249,916.18
  6. Step 6: Final answer
    x = 184,879.98

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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.