Home / 147,506.64-203,566.40-82,996.08

Finding the Fourth Proportional to 147,506.64, 203,566.40 and 82,996.08

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Solution

The fourth proportional to 147,506.64, 203,566.40 and 82,996.08 is: 114,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,506.64 : 203,566.40 = 82,996.08 : x
  2. Step 2: Convert to fraction form
    147,506.64/203,566.40 = 82,996.08/x
  3. Step 3: Cross multiply
    147,506.64x = 203,566.40 × 82,996.08
  4. Step 4: Simplify right side
    147,506.64x = 16,895,213,219.71
  5. Step 5: Solve for x
    x = 16,895,213,219.71/147,506.64
  6. Step 6: Final answer
    x = 114,538.66

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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.