Home / 166,417.60-249,626.40-165,380.80

Finding the Fourth Proportional to 166,417.60, 249,626.40 and 165,380.80

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Solution

The fourth proportional to 166,417.60, 249,626.40 and 165,380.80 is: 248,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,417.60 : 249,626.40 = 165,380.80 : x
  2. Step 2: Convert to fraction form
    166,417.60/249,626.40 = 165,380.80/x
  3. Step 3: Cross multiply
    166,417.60x = 249,626.40 × 165,380.80
  4. Step 4: Simplify right side
    166,417.60x = 41,283,413,733.12
  5. Step 5: Solve for x
    x = 41,283,413,733.12/166,417.60
  6. Step 6: Final answer
    x = 248,071.20

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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.