Home / 93,758.12-141,139.31-84,113.45

Finding the Fourth Proportional to 93,758.12, 141,139.31 and 84,113.45

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Solution

The fourth proportional to 93,758.12, 141,139.31 and 84,113.45 is: 126,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,758.12 : 141,139.31 = 84,113.45 : x
  2. Step 2: Convert to fraction form
    93,758.12/141,139.31 = 84,113.45/x
  3. Step 3: Cross multiply
    93,758.12x = 141,139.31 × 84,113.45
  4. Step 4: Simplify right side
    93,758.12x = 11,871,713,168.46
  5. Step 5: Solve for x
    x = 11,871,713,168.46/93,758.12
  6. Step 6: Final answer
    x = 126,620.65

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.