Home / 53,497.49-73,826.40-30,836.30

Finding the Fourth Proportional to 53,497.49, 73,826.40 and 30,836.30

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Solution

The fourth proportional to 53,497.49, 73,826.40 and 30,836.30 is: 42,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,497.49 : 73,826.40 = 30,836.30 : x
  2. Step 2: Convert to fraction form
    53,497.49/73,826.40 = 30,836.30/x
  3. Step 3: Cross multiply
    53,497.49x = 73,826.40 × 30,836.30
  4. Step 4: Simplify right side
    53,497.49x = 2,276,533,018.32
  5. Step 5: Solve for x
    x = 2,276,533,018.32/53,497.49
  6. Step 6: Final answer
    x = 42,554.02

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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.