Home / 86,526.86-129,900.98-73,462.23

Finding the Fourth Proportional to 86,526.86, 129,900.98 and 73,462.23

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Solution

The fourth proportional to 86,526.86, 129,900.98 and 73,462.23 is: 110,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,526.86 : 129,900.98 = 73,462.23 : x
  2. Step 2: Convert to fraction form
    86,526.86/129,900.98 = 73,462.23/x
  3. Step 3: Cross multiply
    86,526.86x = 129,900.98 × 73,462.23
  4. Step 4: Simplify right side
    86,526.86x = 9,542,815,853.64
  5. Step 5: Solve for x
    x = 9,542,815,853.64/86,526.86
  6. Step 6: Final answer
    x = 110,287.33

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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.