Home / 53,534.80-73,876.06-30,874.74

Finding the Fourth Proportional to 53,534.80, 73,876.06 and 30,874.74

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Solution

The fourth proportional to 53,534.80, 73,876.06 and 30,874.74 is: 42,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,534.80 : 73,876.06 = 30,874.74 : x
  2. Step 2: Convert to fraction form
    53,534.80/73,876.06 = 30,874.74/x
  3. Step 3: Cross multiply
    53,534.80x = 73,876.06 × 30,874.74
  4. Step 4: Simplify right side
    53,534.80x = 2,280,904,144.72
  5. Step 5: Solve for x
    x = 2,280,904,144.72/53,534.80
  6. Step 6: Final answer
    x = 42,606.01

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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.