Home / 49,953.48-68,938.90-28,732.30

Finding the Fourth Proportional to 49,953.48, 68,938.90 and 28,732.30

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Solution

The fourth proportional to 49,953.48, 68,938.90 and 28,732.30 is: 39,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,953.48 : 68,938.90 = 28,732.30 : x
  2. Step 2: Convert to fraction form
    49,953.48/68,938.90 = 28,732.30/x
  3. Step 3: Cross multiply
    49,953.48x = 68,938.90 × 28,732.30
  4. Step 4: Simplify right side
    49,953.48x = 1,980,773,156.47
  5. Step 5: Solve for x
    x = 1,980,773,156.47/49,953.48
  6. Step 6: Final answer
    x = 39,652.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.