Home / 166,585.81-249,878.51-54,265.85

Finding the Fourth Proportional to 166,585.81, 249,878.51 and 54,265.85

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Solution

The fourth proportional to 166,585.81, 249,878.51 and 54,265.85 is: 81,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,585.81 : 249,878.51 = 54,265.85 : x
  2. Step 2: Convert to fraction form
    166,585.81/249,878.51 = 54,265.85/x
  3. Step 3: Cross multiply
    166,585.81x = 249,878.51 × 54,265.85
  4. Step 4: Simplify right side
    166,585.81x = 13,559,868,729.90
  5. Step 5: Solve for x
    x = 13,559,868,729.90/166,585.81
  6. Step 6: Final answer
    x = 81,398.70

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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.