Home / 113,960.93-157,271.57-68,653.13

Finding the Fourth Proportional to 113,960.93, 157,271.57 and 68,653.13

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Solution

The fourth proportional to 113,960.93, 157,271.57 and 68,653.13 is: 94,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,960.93 : 157,271.57 = 68,653.13 : x
  2. Step 2: Convert to fraction form
    113,960.93/157,271.57 = 68,653.13/x
  3. Step 3: Cross multiply
    113,960.93x = 157,271.57 × 68,653.13
  4. Step 4: Simplify right side
    113,960.93x = 10,797,184,410.89
  5. Step 5: Solve for x
    x = 10,797,184,410.89/113,960.93
  6. Step 6: Final answer
    x = 94,744.62

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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.