Home / 166,405.60-229,681-94,828.08

Finding the Fourth Proportional to 166,405.60, 229,681 and 94,828.08

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Solution

The fourth proportional to 166,405.60, 229,681 and 94,828.08 is: 130,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,405.60 : 229,681 = 94,828.08 : x
  2. Step 2: Convert to fraction form
    166,405.60/229,681 = 94,828.08/x
  3. Step 3: Cross multiply
    166,405.60x = 229,681 × 94,828.08
  4. Step 4: Simplify right side
    166,405.60x = 21,780,208,242.48
  5. Step 5: Solve for x
    x = 21,780,208,242.48/166,405.60
  6. Step 6: Final answer
    x = 130,886.27

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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.