Home / 57,612.06-79,527.57-49,513.68

Finding the Fourth Proportional to 57,612.06, 79,527.57 and 49,513.68

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Solution

The fourth proportional to 57,612.06, 79,527.57 and 49,513.68 is: 68,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,612.06 : 79,527.57 = 49,513.68 : x
  2. Step 2: Convert to fraction form
    57,612.06/79,527.57 = 49,513.68/x
  3. Step 3: Cross multiply
    57,612.06x = 79,527.57 × 49,513.68
  4. Step 4: Simplify right side
    57,612.06x = 3,937,702,652.16
  5. Step 5: Solve for x
    x = 3,937,702,652.16/57,612.06
  6. Step 6: Final answer
    x = 68,348.58

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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.