Home / 236,957.40-355,436.10-166,098.60

Finding the Fourth Proportional to 236,957.40, 355,436.10 and 166,098.60

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Solution

The fourth proportional to 236,957.40, 355,436.10 and 166,098.60 is: 249,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,957.40 : 355,436.10 = 166,098.60 : x
  2. Step 2: Convert to fraction form
    236,957.40/355,436.10 = 166,098.60/x
  3. Step 3: Cross multiply
    236,957.40x = 355,436.10 × 166,098.60
  4. Step 4: Simplify right side
    236,957.40x = 59,037,438,599.46
  5. Step 5: Solve for x
    x = 59,037,438,599.46/236,957.40
  6. Step 6: Final answer
    x = 249,147.90

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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.