Home / 86,613.42-119,460.24-59,800.80

Finding the Fourth Proportional to 86,613.42, 119,460.24 and 59,800.80

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Solution

The fourth proportional to 86,613.42, 119,460.24 and 59,800.80 is: 82,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,613.42 : 119,460.24 = 59,800.80 : x
  2. Step 2: Convert to fraction form
    86,613.42/119,460.24 = 59,800.80/x
  3. Step 3: Cross multiply
    86,613.42x = 119,460.24 × 59,800.80
  4. Step 4: Simplify right side
    86,613.42x = 7,143,817,920.19
  5. Step 5: Solve for x
    x = 7,143,817,920.19/86,613.42
  6. Step 6: Final answer
    x = 82,479.34

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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.