Home / 166,474.18-249,704.65-91,742.50

Finding the Fourth Proportional to 166,474.18, 249,704.65 and 91,742.50

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Solution

The fourth proportional to 166,474.18, 249,704.65 and 91,742.50 is: 137,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,474.18 : 249,704.65 = 91,742.50 : x
  2. Step 2: Convert to fraction form
    166,474.18/249,704.65 = 91,742.50/x
  3. Step 3: Cross multiply
    166,474.18x = 249,704.65 × 91,742.50
  4. Step 4: Simplify right side
    166,474.18x = 22,908,528,852.63
  5. Step 5: Solve for x
    x = 22,908,528,852.63/166,474.18
  6. Step 6: Final answer
    x = 137,610.10

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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.