Home / 131,093.04-180,908.88-74,504.24

Finding the Fourth Proportional to 131,093.04, 180,908.88 and 74,504.24

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Solution

The fourth proportional to 131,093.04, 180,908.88 and 74,504.24 is: 102,816.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,093.04 : 180,908.88 = 74,504.24 : x
  2. Step 2: Convert to fraction form
    131,093.04/180,908.88 = 74,504.24/x
  3. Step 3: Cross multiply
    131,093.04x = 180,908.88 × 74,504.24
  4. Step 4: Simplify right side
    131,093.04x = 13,478,478,613.65
  5. Step 5: Solve for x
    x = 13,478,478,613.65/131,093.04
  6. Step 6: Final answer
    x = 102,816.13

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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.