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Finding the Fourth Proportional to 86,613.94, 119,527.60 and 46,869.94

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Solution

The fourth proportional to 86,613.94, 119,527.60 and 46,869.94 is: 64,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,613.94 : 119,527.60 = 46,869.94 : x
  2. Step 2: Convert to fraction form
    86,613.94/119,527.60 = 46,869.94/x
  3. Step 3: Cross multiply
    86,613.94x = 119,527.60 × 46,869.94
  4. Step 4: Simplify right side
    86,613.94x = 5,602,251,024.35
  5. Step 5: Solve for x
    x = 5,602,251,024.35/86,613.94
  6. Step 6: Final answer
    x = 64,680.71

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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.