Home / 157,454.50-217,292.45-93,783.64

Finding the Fourth Proportional to 157,454.50, 217,292.45 and 93,783.64

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Solution

The fourth proportional to 157,454.50, 217,292.45 and 93,783.64 is: 129,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,454.50 : 217,292.45 = 93,783.64 : x
  2. Step 2: Convert to fraction form
    157,454.50/217,292.45 = 93,783.64/x
  3. Step 3: Cross multiply
    157,454.50x = 217,292.45 × 93,783.64
  4. Step 4: Simplify right side
    157,454.50x = 20,378,476,905.52
  5. Step 5: Solve for x
    x = 20,378,476,905.52/157,454.50
  6. Step 6: Final answer
    x = 129,424.54

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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.