Home / 39,106.01-53,965.59-22,109.96

Finding the Fourth Proportional to 39,106.01, 53,965.59 and 22,109.96

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Solution

The fourth proportional to 39,106.01, 53,965.59 and 22,109.96 is: 30,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,106.01 : 53,965.59 = 22,109.96 : x
  2. Step 2: Convert to fraction form
    39,106.01/53,965.59 = 22,109.96/x
  3. Step 3: Cross multiply
    39,106.01x = 53,965.59 × 22,109.96
  4. Step 4: Simplify right side
    39,106.01x = 1,193,177,036.28
  5. Step 5: Solve for x
    x = 1,193,177,036.28/39,106.01
  6. Step 6: Final answer
    x = 30,511.35

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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.