Home / 114,955.77-158,549.08-74,682.50

Finding the Fourth Proportional to 114,955.77, 158,549.08 and 74,682.50

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Solution

The fourth proportional to 114,955.77, 158,549.08 and 74,682.50 is: 103,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,955.77 : 158,549.08 = 74,682.50 : x
  2. Step 2: Convert to fraction form
    114,955.77/158,549.08 = 74,682.50/x
  3. Step 3: Cross multiply
    114,955.77x = 158,549.08 × 74,682.50
  4. Step 4: Simplify right side
    114,955.77x = 11,840,841,667.10
  5. Step 5: Solve for x
    x = 11,840,841,667.10/114,955.77
  6. Step 6: Final answer
    x = 103,003.46

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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.