Home / 166,312.59-249,465.35-53,992.64

Finding the Fourth Proportional to 166,312.59, 249,465.35 and 53,992.64

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Solution

The fourth proportional to 166,312.59, 249,465.35 and 53,992.64 is: 80,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,312.59 : 249,465.35 = 53,992.64 : x
  2. Step 2: Convert to fraction form
    166,312.59/249,465.35 = 53,992.64/x
  3. Step 3: Cross multiply
    166,312.59x = 249,465.35 × 53,992.64
  4. Step 4: Simplify right side
    166,312.59x = 13,469,291,317.73
  5. Step 5: Solve for x
    x = 13,469,291,317.73/166,312.59
  6. Step 6: Final answer
    x = 80,987.80

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1.5x scale

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.