Home / 112,054.37-154,635.03-61,753.37

Finding the Fourth Proportional to 112,054.37, 154,635.03 and 61,753.37

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Solution

The fourth proportional to 112,054.37, 154,635.03 and 61,753.37 is: 85,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,054.37 : 154,635.03 = 61,753.37 : x
  2. Step 2: Convert to fraction form
    112,054.37/154,635.03 = 61,753.37/x
  3. Step 3: Cross multiply
    112,054.37x = 154,635.03 × 61,753.37
  4. Step 4: Simplify right side
    112,054.37x = 9,549,234,222.55
  5. Step 5: Solve for x
    x = 9,549,234,222.55/112,054.37
  6. Step 6: Final answer
    x = 85,219.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.