Home / 89,650.51-134,475.63-27,321.01

Finding the Fourth Proportional to 89,650.51, 134,475.63 and 27,321.01

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Solution

The fourth proportional to 89,650.51, 134,475.63 and 27,321.01 is: 40,981.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,650.51 : 134,475.63 = 27,321.01 : x
  2. Step 2: Convert to fraction form
    89,650.51/134,475.63 = 27,321.01/x
  3. Step 3: Cross multiply
    89,650.51x = 134,475.63 × 27,321.01
  4. Step 4: Simplify right side
    89,650.51x = 3,674,010,031.99
  5. Step 5: Solve for x
    x = 3,674,010,031.99/89,650.51
  6. Step 6: Final answer
    x = 40,981.47

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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.