Home / 249,676.38-374,436.81-83,425.50

Finding the Fourth Proportional to 249,676.38, 374,436.81 and 83,425.50

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Solution

The fourth proportional to 249,676.38, 374,436.81 and 83,425.50 is: 125,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,676.38 : 374,436.81 = 83,425.50 : x
  2. Step 2: Convert to fraction form
    249,676.38/374,436.81 = 83,425.50/x
  3. Step 3: Cross multiply
    249,676.38x = 374,436.81 × 83,425.50
  4. Step 4: Simplify right side
    249,676.38x = 31,237,578,092.66
  5. Step 5: Solve for x
    x = 31,237,578,092.66/249,676.38
  6. Step 6: Final answer
    x = 125,112.27

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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.