Home / 49,955.04-68,941.08-28,740.96

Finding the Fourth Proportional to 49,955.04, 68,941.08 and 28,740.96

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Solution

The fourth proportional to 49,955.04, 68,941.08 and 28,740.96 is: 39,664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,955.04 : 68,941.08 = 28,740.96 : x
  2. Step 2: Convert to fraction form
    49,955.04/68,941.08 = 28,740.96/x
  3. Step 3: Cross multiply
    49,955.04x = 68,941.08 × 28,740.96
  4. Step 4: Simplify right side
    49,955.04x = 1,981,432,822.64
  5. Step 5: Solve for x
    x = 1,981,432,822.64/49,955.04
  6. Step 6: Final answer
    x = 39,664.32

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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.