Home / 39,070.92-53,902.98-23,151.72

Finding the Fourth Proportional to 39,070.92, 53,902.98 and 23,151.72

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Solution

The fourth proportional to 39,070.92, 53,902.98 and 23,151.72 is: 31,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,070.92 : 53,902.98 = 23,151.72 : x
  2. Step 2: Convert to fraction form
    39,070.92/53,902.98 = 23,151.72/x
  3. Step 3: Cross multiply
    39,070.92x = 53,902.98 × 23,151.72
  4. Step 4: Simplify right side
    39,070.92x = 1,247,946,700.13
  5. Step 5: Solve for x
    x = 1,247,946,700.13/39,070.92
  6. Step 6: Final answer
    x = 31,940.55

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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.