Home / 124,328.16-186,492.06-57,731.87

Finding the Fourth Proportional to 124,328.16, 186,492.06 and 57,731.87

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Solution

The fourth proportional to 124,328.16, 186,492.06 and 57,731.87 is: 86,597.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,328.16 : 186,492.06 = 57,731.87 : x
  2. Step 2: Convert to fraction form
    124,328.16/186,492.06 = 57,731.87/x
  3. Step 3: Cross multiply
    124,328.16x = 186,492.06 × 57,731.87
  4. Step 4: Simplify right side
    124,328.16x = 10,766,534,431.49
  5. Step 5: Solve for x
    x = 10,766,534,431.49/124,328.16
  6. Step 6: Final answer
    x = 86,597.71

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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.