Home / 166,525.20-249,787.80-61,322.40

Finding the Fourth Proportional to 166,525.20, 249,787.80 and 61,322.40

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Solution

The fourth proportional to 166,525.20, 249,787.80 and 61,322.40 is: 91,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,525.20 : 249,787.80 = 61,322.40 : x
  2. Step 2: Convert to fraction form
    166,525.20/249,787.80 = 61,322.40/x
  3. Step 3: Cross multiply
    166,525.20x = 249,787.80 × 61,322.40
  4. Step 4: Simplify right side
    166,525.20x = 15,317,587,386.72
  5. Step 5: Solve for x
    x = 15,317,587,386.72/166,525.20
  6. Step 6: Final answer
    x = 91,983.60

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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.