Home / 57,935.59-86,904.95-18,492.64

Finding the Fourth Proportional to 57,935.59, 86,904.95 and 18,492.64

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Solution

The fourth proportional to 57,935.59, 86,904.95 and 18,492.64 is: 27,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.59 : 86,904.95 = 18,492.64 : x
  2. Step 2: Convert to fraction form
    57,935.59/86,904.95 = 18,492.64/x
  3. Step 3: Cross multiply
    57,935.59x = 86,904.95 × 18,492.64
  4. Step 4: Simplify right side
    57,935.59x = 1,607,101,954.57
  5. Step 5: Solve for x
    x = 1,607,101,954.57/57,935.59
  6. Step 6: Final answer
    x = 27,739.46

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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.