Home / 89,820.56-134,730.30-23,260.52

Finding the Fourth Proportional to 89,820.56, 134,730.30 and 23,260.52

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Solution

The fourth proportional to 89,820.56, 134,730.30 and 23,260.52 is: 34,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,820.56 : 134,730.30 = 23,260.52 : x
  2. Step 2: Convert to fraction form
    89,820.56/134,730.30 = 23,260.52/x
  3. Step 3: Cross multiply
    89,820.56x = 134,730.30 × 23,260.52
  4. Step 4: Simplify right side
    89,820.56x = 3,133,897,261.81
  5. Step 5: Solve for x
    x = 3,133,897,261.81/89,820.56
  6. Step 6: Final answer
    x = 34,890.64

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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.