Home / 166,564.97-249,864.95-54,253.94

Finding the Fourth Proportional to 166,564.97, 249,864.95 and 54,253.94

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Solution

The fourth proportional to 166,564.97, 249,864.95 and 54,253.94 is: 81,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,564.97 : 249,864.95 = 54,253.94 : x
  2. Step 2: Convert to fraction form
    166,564.97/249,864.95 = 54,253.94/x
  3. Step 3: Cross multiply
    166,564.97x = 249,864.95 × 54,253.94
  4. Step 4: Simplify right side
    166,564.97x = 13,556,156,484.81
  5. Step 5: Solve for x
    x = 13,556,156,484.81/166,564.97
  6. Step 6: Final answer
    x = 81,386.60

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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.