Home / 124,577.37-186,754.95-45,673.20

Finding the Fourth Proportional to 124,577.37, 186,754.95 and 45,673.20

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Solution

The fourth proportional to 124,577.37, 186,754.95 and 45,673.20 is: 68,469.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,577.37 : 186,754.95 = 45,673.20 : x
  2. Step 2: Convert to fraction form
    124,577.37/186,754.95 = 45,673.20/x
  3. Step 3: Cross multiply
    124,577.37x = 186,754.95 × 45,673.20
  4. Step 4: Simplify right side
    124,577.37x = 8,529,696,182.34
  5. Step 5: Solve for x
    x = 8,529,696,182.34/124,577.37
  6. Step 6: Final answer
    x = 68,469.07

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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.