Home / 166,819.10-249,900.60-155,009.30

Finding the Fourth Proportional to 166,819.10, 249,900.60 and 155,009.30

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Solution

The fourth proportional to 166,819.10, 249,900.60 and 155,009.30 is: 232,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,819.10 : 249,900.60 = 155,009.30 : x
  2. Step 2: Convert to fraction form
    166,819.10/249,900.60 = 155,009.30/x
  3. Step 3: Cross multiply
    166,819.10x = 249,900.60 × 155,009.30
  4. Step 4: Simplify right side
    166,819.10x = 38,736,917,075.58
  5. Step 5: Solve for x
    x = 38,736,917,075.58/166,819.10
  6. Step 6: Final answer
    x = 232,209.12

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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.