Home / 49,462.08-68,259.36-28,240.86

Finding the Fourth Proportional to 49,462.08, 68,259.36 and 28,240.86

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Solution

The fourth proportional to 49,462.08, 68,259.36 and 28,240.86 is: 38,973.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,462.08 : 68,259.36 = 28,240.86 : x
  2. Step 2: Convert to fraction form
    49,462.08/68,259.36 = 28,240.86/x
  3. Step 3: Cross multiply
    49,462.08x = 68,259.36 × 28,240.86
  4. Step 4: Simplify right side
    49,462.08x = 1,927,703,029.45
  5. Step 5: Solve for x
    x = 1,927,703,029.45/49,462.08
  6. Step 6: Final answer
    x = 38,973.35

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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.