Home / 166,165.07-249,328.93-102,968.28

Finding the Fourth Proportional to 166,165.07, 249,328.93 and 102,968.28

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Solution

The fourth proportional to 166,165.07, 249,328.93 and 102,968.28 is: 154,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,165.07 : 249,328.93 = 102,968.28 : x
  2. Step 2: Convert to fraction form
    166,165.07/249,328.93 = 102,968.28/x
  3. Step 3: Cross multiply
    166,165.07x = 249,328.93 × 102,968.28
  4. Step 4: Simplify right side
    166,165.07x = 25,672,971,753.90
  5. Step 5: Solve for x
    x = 25,672,971,753.90/166,165.07
  6. Step 6: Final answer
    x = 154,502.82

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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.