Home / 65,756.16-98,519.40-54,733.68

Finding the Fourth Proportional to 65,756.16, 98,519.40 and 54,733.68

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Solution

The fourth proportional to 65,756.16, 98,519.40 and 54,733.68 is: 82,004.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,756.16 : 98,519.40 = 54,733.68 : x
  2. Step 2: Convert to fraction form
    65,756.16/98,519.40 = 54,733.68/x
  3. Step 3: Cross multiply
    65,756.16x = 98,519.40 × 54,733.68
  4. Step 4: Simplify right side
    65,756.16x = 5,392,329,313.39
  5. Step 5: Solve for x
    x = 5,392,329,313.39/65,756.16
  6. Step 6: Final answer
    x = 82,004.93

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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.