Home / 166,565.46-249,865.69-54,254.43

Finding the Fourth Proportional to 166,565.46, 249,865.69 and 54,254.43

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Solution

The fourth proportional to 166,565.46, 249,865.69 and 54,254.43 is: 81,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,565.46 : 249,865.69 = 54,254.43 : x
  2. Step 2: Convert to fraction form
    166,565.46/249,865.69 = 54,254.43/x
  3. Step 3: Cross multiply
    166,565.46x = 249,865.69 × 54,254.43
  4. Step 4: Simplify right side
    166,565.46x = 13,556,320,587.51
  5. Step 5: Solve for x
    x = 13,556,320,587.51/166,565.46
  6. Step 6: Final answer
    x = 81,387.35

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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.