Home / 53,498.49-73,827.78-30,837.30

Finding the Fourth Proportional to 53,498.49, 73,827.78 and 30,837.30

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Solution

The fourth proportional to 53,498.49, 73,827.78 and 30,837.30 is: 42,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,498.49 : 73,827.78 = 30,837.30 : x
  2. Step 2: Convert to fraction form
    53,498.49/73,827.78 = 30,837.30/x
  3. Step 3: Cross multiply
    53,498.49x = 73,827.78 × 30,837.30
  4. Step 4: Simplify right side
    53,498.49x = 2,276,649,400.19
  5. Step 5: Solve for x
    x = 2,276,649,400.19/53,498.49
  6. Step 6: Final answer
    x = 42,555.40

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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.