Home / 53,079.04-73,091.08-51,900.40

Finding the Fourth Proportional to 53,079.04, 73,091.08 and 51,900.40

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Solution

The fourth proportional to 53,079.04, 73,091.08 and 51,900.40 is: 71,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,079.04 : 73,091.08 = 51,900.40 : x
  2. Step 2: Convert to fraction form
    53,079.04/73,091.08 = 51,900.40/x
  3. Step 3: Cross multiply
    53,079.04x = 73,091.08 × 51,900.40
  4. Step 4: Simplify right side
    53,079.04x = 3,793,456,288.43
  5. Step 5: Solve for x
    x = 3,793,456,288.43/53,079.04
  6. Step 6: Final answer
    x = 71,468.07

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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.