Home / 249,940.16-374,439.40-123,432.36

Finding the Fourth Proportional to 249,940.16, 374,439.40 and 123,432.36

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Solution

The fourth proportional to 249,940.16, 374,439.40 and 123,432.36 is: 184,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,940.16 : 374,439.40 = 123,432.36 : x
  2. Step 2: Convert to fraction form
    249,940.16/374,439.40 = 123,432.36/x
  3. Step 3: Cross multiply
    249,940.16x = 374,439.40 × 123,432.36
  4. Step 4: Simplify right side
    249,940.16x = 46,217,938,818.98
  5. Step 5: Solve for x
    x = 46,217,938,818.98/249,940.16
  6. Step 6: Final answer
    x = 184,916.02

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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.