Home / 295,637.60-442,946.10-137,541.80

Finding the Fourth Proportional to 295,637.60, 442,946.10 and 137,541.80

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Solution

The fourth proportional to 295,637.60, 442,946.10 and 137,541.80 is: 206,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,637.60 : 442,946.10 = 137,541.80 : x
  2. Step 2: Convert to fraction form
    295,637.60/442,946.10 = 137,541.80/x
  3. Step 3: Cross multiply
    295,637.60x = 442,946.10 × 137,541.80
  4. Step 4: Simplify right side
    295,637.60x = 60,923,603,896.98
  5. Step 5: Solve for x
    x = 60,923,603,896.98/295,637.60
  6. Step 6: Final answer
    x = 206,075.29

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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.