Home / 89,713.52-123,804.07-49,426.36

Finding the Fourth Proportional to 89,713.52, 123,804.07 and 49,426.36

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Solution

The fourth proportional to 89,713.52, 123,804.07 and 49,426.36 is: 68,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,713.52 : 123,804.07 = 49,426.36 : x
  2. Step 2: Convert to fraction form
    89,713.52/123,804.07 = 49,426.36/x
  3. Step 3: Cross multiply
    89,713.52x = 123,804.07 × 49,426.36
  4. Step 4: Simplify right side
    89,713.52x = 6,119,184,533.29
  5. Step 5: Solve for x
    x = 6,119,184,533.29/89,713.52
  6. Step 6: Final answer
    x = 68,208.05

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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.