Home / 153,211.68-229,754.64-58,476.36

Finding the Fourth Proportional to 153,211.68, 229,754.64 and 58,476.36

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Solution

The fourth proportional to 153,211.68, 229,754.64 and 58,476.36 is: 87,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,211.68 : 229,754.64 = 58,476.36 : x
  2. Step 2: Convert to fraction form
    153,211.68/229,754.64 = 58,476.36/x
  3. Step 3: Cross multiply
    153,211.68x = 229,754.64 × 58,476.36
  4. Step 4: Simplify right side
    153,211.68x = 13,435,215,040.31
  5. Step 5: Solve for x
    x = 13,435,215,040.31/153,211.68
  6. Step 6: Final answer
    x = 87,690.54

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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.