Home / 174,803.20-262,204.80-166,638.40

Finding the Fourth Proportional to 174,803.20, 262,204.80 and 166,638.40

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Solution

The fourth proportional to 174,803.20, 262,204.80 and 166,638.40 is: 249,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,803.20 : 262,204.80 = 166,638.40 : x
  2. Step 2: Convert to fraction form
    174,803.20/262,204.80 = 166,638.40/x
  3. Step 3: Cross multiply
    174,803.20x = 262,204.80 × 166,638.40
  4. Step 4: Simplify right side
    174,803.20x = 43,693,388,344.32
  5. Step 5: Solve for x
    x = 43,693,388,344.32/174,803.20
  6. Step 6: Final answer
    x = 249,957.60

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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.