Home / 49,748.93-68,650.05-28,239.11

Finding the Fourth Proportional to 49,748.93, 68,650.05 and 28,239.11

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Solution

The fourth proportional to 49,748.93, 68,650.05 and 28,239.11 is: 38,968.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,748.93 : 68,650.05 = 28,239.11 : x
  2. Step 2: Convert to fraction form
    49,748.93/68,650.05 = 28,239.11/x
  3. Step 3: Cross multiply
    49,748.93x = 68,650.05 × 28,239.11
  4. Step 4: Simplify right side
    49,748.93x = 1,938,616,313.46
  5. Step 5: Solve for x
    x = 1,938,616,313.46/49,748.93
  6. Step 6: Final answer
    x = 38,968.00

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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.