Home / 86,166.18-129,290.58-44,613.18

Finding the Fourth Proportional to 86,166.18, 129,290.58 and 44,613.18

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Solution

The fourth proportional to 86,166.18, 129,290.58 and 44,613.18 is: 66,941.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,166.18 : 129,290.58 = 44,613.18 : x
  2. Step 2: Convert to fraction form
    86,166.18/129,290.58 = 44,613.18/x
  3. Step 3: Cross multiply
    86,166.18x = 129,290.58 × 44,613.18
  4. Step 4: Simplify right side
    86,166.18x = 5,768,063,917.84
  5. Step 5: Solve for x
    x = 5,768,063,917.84/86,166.18
  6. Step 6: Final answer
    x = 66,941.16

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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.