Home / 166,592.15-249,888.04-54,272.21

Finding the Fourth Proportional to 166,592.15, 249,888.04 and 54,272.21

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Solution

The fourth proportional to 166,592.15, 249,888.04 and 54,272.21 is: 81,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,592.15 : 249,888.04 = 54,272.21 : x
  2. Step 2: Convert to fraction form
    166,592.15/249,888.04 = 54,272.21/x
  3. Step 3: Cross multiply
    166,592.15x = 249,888.04 × 54,272.21
  4. Step 4: Simplify right side
    166,592.15x = 13,561,974,798.25
  5. Step 5: Solve for x
    x = 13,561,974,798.25/166,592.15
  6. Step 6: Final answer
    x = 81,408.25

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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.