Home / 39,206.06-54,101.16-23,070.80

Finding the Fourth Proportional to 39,206.06, 54,101.16 and 23,070.80

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Solution

The fourth proportional to 39,206.06, 54,101.16 and 23,070.80 is: 31,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,206.06 : 54,101.16 = 23,070.80 : x
  2. Step 2: Convert to fraction form
    39,206.06/54,101.16 = 23,070.80/x
  3. Step 3: Cross multiply
    39,206.06x = 54,101.16 × 23,070.80
  4. Step 4: Simplify right side
    39,206.06x = 1,248,157,042.13
  5. Step 5: Solve for x
    x = 1,248,157,042.13/39,206.06
  6. Step 6: Final answer
    x = 31,835.82

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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.