Home / 55,567.08-76,718.34-49,588.47

Finding the Fourth Proportional to 55,567.08, 76,718.34 and 49,588.47

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Solution

The fourth proportional to 55,567.08, 76,718.34 and 49,588.47 is: 68,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,567.08 : 76,718.34 = 49,588.47 : x
  2. Step 2: Convert to fraction form
    55,567.08/76,718.34 = 49,588.47/x
  3. Step 3: Cross multiply
    55,567.08x = 76,718.34 × 49,588.47
  4. Step 4: Simplify right side
    55,567.08x = 3,804,345,101.54
  5. Step 5: Solve for x
    x = 3,804,345,101.54/55,567.08
  6. Step 6: Final answer
    x = 68,464.01

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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.