Home / 166,416.12-249,784.56-157,425.12

Finding the Fourth Proportional to 166,416.12, 249,784.56 and 157,425.12

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Solution

The fourth proportional to 166,416.12, 249,784.56 and 157,425.12 is: 236,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,416.12 : 249,784.56 = 157,425.12 : x
  2. Step 2: Convert to fraction form
    166,416.12/249,784.56 = 157,425.12/x
  3. Step 3: Cross multiply
    166,416.12x = 249,784.56 × 157,425.12
  4. Step 4: Simplify right side
    166,416.12x = 39,322,364,332.15
  5. Step 5: Solve for x
    x = 39,322,364,332.15/166,416.12
  6. Step 6: Final answer
    x = 236,289.40

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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.