Home / 86,326.65-129,497.58-26,368.67

Finding the Fourth Proportional to 86,326.65, 129,497.58 and 26,368.67

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Solution

The fourth proportional to 86,326.65, 129,497.58 and 26,368.67 is: 39,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,326.65 : 129,497.58 = 26,368.67 : x
  2. Step 2: Convert to fraction form
    86,326.65/129,497.58 = 26,368.67/x
  3. Step 3: Cross multiply
    86,326.65x = 129,497.58 × 26,368.67
  4. Step 4: Simplify right side
    86,326.65x = 3,414,679,276.56
  5. Step 5: Solve for x
    x = 3,414,679,276.56/86,326.65
  6. Step 6: Final answer
    x = 39,555.33

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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.