Home / 86,536.29-119,352.92-54,693.57

Finding the Fourth Proportional to 86,536.29, 119,352.92 and 54,693.57

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Solution

The fourth proportional to 86,536.29, 119,352.92 and 54,693.57 is: 75,434.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,536.29 : 119,352.92 = 54,693.57 : x
  2. Step 2: Convert to fraction form
    86,536.29/119,352.92 = 54,693.57/x
  3. Step 3: Cross multiply
    86,536.29x = 119,352.92 × 54,693.57
  4. Step 4: Simplify right side
    86,536.29x = 6,527,837,011.26
  5. Step 5: Solve for x
    x = 6,527,837,011.26/86,536.29
  6. Step 6: Final answer
    x = 75,434.68

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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.