Home / 89,498.45-134,240.63-52,034.60

Finding the Fourth Proportional to 89,498.45, 134,240.63 and 52,034.60

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Solution

The fourth proportional to 89,498.45, 134,240.63 and 52,034.60 is: 78,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,498.45 : 134,240.63 = 52,034.60 : x
  2. Step 2: Convert to fraction form
    89,498.45/134,240.63 = 52,034.60/x
  3. Step 3: Cross multiply
    89,498.45x = 134,240.63 × 52,034.60
  4. Step 4: Simplify right side
    89,498.45x = 6,985,157,561.23
  5. Step 5: Solve for x
    x = 6,985,157,561.23/89,498.45
  6. Step 6: Final answer
    x = 78,047.80

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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.