Home / 166,358.10-249,533.40-112,916.70

Finding the Fourth Proportional to 166,358.10, 249,533.40 and 112,916.70

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Solution

The fourth proportional to 166,358.10, 249,533.40 and 112,916.70 is: 169,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,358.10 : 249,533.40 = 112,916.70 : x
  2. Step 2: Convert to fraction form
    166,358.10/249,533.40 = 112,916.70/x
  3. Step 3: Cross multiply
    166,358.10x = 249,533.40 × 112,916.70
  4. Step 4: Simplify right side
    166,358.10x = 28,176,488,067.78
  5. Step 5: Solve for x
    x = 28,176,488,067.78/166,358.10
  6. Step 6: Final answer
    x = 169,372.50

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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.