Home / 249,635.38-374,453.07-83,423.38

Finding the Fourth Proportional to 249,635.38, 374,453.07 and 83,423.38

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Solution

The fourth proportional to 249,635.38, 374,453.07 and 83,423.38 is: 125,135.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,635.38 : 374,453.07 = 83,423.38 : x
  2. Step 2: Convert to fraction form
    249,635.38/374,453.07 = 83,423.38/x
  3. Step 3: Cross multiply
    249,635.38x = 374,453.07 × 83,423.38
  4. Step 4: Simplify right side
    249,635.38x = 31,238,140,750.78
  5. Step 5: Solve for x
    x = 31,238,140,750.78/249,635.38
  6. Step 6: Final answer
    x = 125,135.07

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1.5x scale

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.