Home / 69,285.45-95,612.59-39,070.23

Finding the Fourth Proportional to 69,285.45, 95,612.59 and 39,070.23

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Solution

The fourth proportional to 69,285.45, 95,612.59 and 39,070.23 is: 53,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,285.45 : 95,612.59 = 39,070.23 : x
  2. Step 2: Convert to fraction form
    69,285.45/95,612.59 = 39,070.23/x
  3. Step 3: Cross multiply
    69,285.45x = 95,612.59 × 39,070.23
  4. Step 4: Simplify right side
    69,285.45x = 3,735,605,882.20
  5. Step 5: Solve for x
    x = 3,735,605,882.20/69,285.45
  6. Step 6: Final answer
    x = 53,916.17

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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.