Home / 166,052.32-249,151.41-87,148.13

Finding the Fourth Proportional to 166,052.32, 249,151.41 and 87,148.13

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Solution

The fourth proportional to 166,052.32, 249,151.41 and 87,148.13 is: 130,760.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,052.32 : 249,151.41 = 87,148.13 : x
  2. Step 2: Convert to fraction form
    166,052.32/249,151.41 = 87,148.13/x
  3. Step 3: Cross multiply
    166,052.32x = 249,151.41 × 87,148.13
  4. Step 4: Simplify right side
    166,052.32x = 21,713,078,222.61
  5. Step 5: Solve for x
    x = 21,713,078,222.61/166,052.32
  6. Step 6: Final answer
    x = 130,760.46

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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.