Home / 69,775.71-96,312.07-51,894.94

Finding the Fourth Proportional to 69,775.71, 96,312.07 and 51,894.94

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Solution

The fourth proportional to 69,775.71, 96,312.07 and 51,894.94 is: 71,631.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,775.71 : 96,312.07 = 51,894.94 : x
  2. Step 2: Convert to fraction form
    69,775.71/96,312.07 = 51,894.94/x
  3. Step 3: Cross multiply
    69,775.71x = 96,312.07 × 51,894.94
  4. Step 4: Simplify right side
    69,775.71x = 4,998,108,612.37
  5. Step 5: Solve for x
    x = 4,998,108,612.37/69,775.71
  6. Step 6: Final answer
    x = 71,631.07

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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.