Home / 117,613.68-176,383.08-38,706.72

Finding the Fourth Proportional to 117,613.68, 176,383.08 and 38,706.72

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Solution

The fourth proportional to 117,613.68, 176,383.08 and 38,706.72 is: 58,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,613.68 : 176,383.08 = 38,706.72 : x
  2. Step 2: Convert to fraction form
    117,613.68/176,383.08 = 38,706.72/x
  3. Step 3: Cross multiply
    117,613.68x = 176,383.08 × 38,706.72
  4. Step 4: Simplify right side
    117,613.68x = 6,827,210,490.30
  5. Step 5: Solve for x
    x = 6,827,210,490.30/117,613.68
  6. Step 6: Final answer
    x = 58,047.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.