Home / 166,720.06-249,543.12-109,840.92

Finding the Fourth Proportional to 166,720.06, 249,543.12 and 109,840.92

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Solution

The fourth proportional to 166,720.06, 249,543.12 and 109,840.92 is: 164,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,720.06 : 249,543.12 = 109,840.92 : x
  2. Step 2: Convert to fraction form
    166,720.06/249,543.12 = 109,840.92/x
  3. Step 3: Cross multiply
    166,720.06x = 249,543.12 × 109,840.92
  4. Step 4: Simplify right side
    166,720.06x = 27,410,045,880.47
  5. Step 5: Solve for x
    x = 27,410,045,880.47/166,720.06
  6. Step 6: Final answer
    x = 164,407.61

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1.5x scale

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.