Home / 77,500.14-116,281.89-27,589.74

Finding the Fourth Proportional to 77,500.14, 116,281.89 and 27,589.74

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Solution

The fourth proportional to 77,500.14, 116,281.89 and 27,589.74 is: 41,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,500.14 : 116,281.89 = 27,589.74 : x
  2. Step 2: Convert to fraction form
    77,500.14/116,281.89 = 27,589.74/x
  3. Step 3: Cross multiply
    77,500.14x = 116,281.89 × 27,589.74
  4. Step 4: Simplify right side
    77,500.14x = 3,208,187,111.81
  5. Step 5: Solve for x
    x = 3,208,187,111.81/77,500.14
  6. Step 6: Final answer
    x = 41,395.89

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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.