Home / 38,133.08-52,623.50-21,366.04

Finding the Fourth Proportional to 38,133.08, 52,623.50 and 21,366.04

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Solution

The fourth proportional to 38,133.08, 52,623.50 and 21,366.04 is: 29,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,133.08 : 52,623.50 = 21,366.04 : x
  2. Step 2: Convert to fraction form
    38,133.08/52,623.50 = 21,366.04/x
  3. Step 3: Cross multiply
    38,133.08x = 52,623.50 × 21,366.04
  4. Step 4: Simplify right side
    38,133.08x = 1,124,355,805.94
  5. Step 5: Solve for x
    x = 1,124,355,805.94/38,133.08
  6. Step 6: Final answer
    x = 29,485.05

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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.