Home / 157,567.45-217,437.71-93,904.09

Finding the Fourth Proportional to 157,567.45, 217,437.71 and 93,904.09

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Solution

The fourth proportional to 157,567.45, 217,437.71 and 93,904.09 is: 129,584.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,567.45 : 217,437.71 = 93,904.09 : x
  2. Step 2: Convert to fraction form
    157,567.45/217,437.71 = 93,904.09/x
  3. Step 3: Cross multiply
    157,567.45x = 217,437.71 × 93,904.09
  4. Step 4: Simplify right side
    157,567.45x = 20,418,289,819.71
  5. Step 5: Solve for x
    x = 20,418,289,819.71/157,567.45
  6. Step 6: Final answer
    x = 129,584.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.