Home / 166,657.60-229,988.11-153,943.23

Finding the Fourth Proportional to 166,657.60, 229,988.11 and 153,943.23

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Solution

The fourth proportional to 166,657.60, 229,988.11 and 153,943.23 is: 212,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,657.60 : 229,988.11 = 153,943.23 : x
  2. Step 2: Convert to fraction form
    166,657.60/229,988.11 = 153,943.23/x
  3. Step 3: Cross multiply
    166,657.60x = 229,988.11 × 153,943.23
  4. Step 4: Simplify right side
    166,657.60x = 35,405,113,281.24
  5. Step 5: Solve for x
    x = 35,405,113,281.24/166,657.60
  6. Step 6: Final answer
    x = 212,442.23

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1.5x scale

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.