Home / 49,470.52-68,271.06-28,249.40

Finding the Fourth Proportional to 49,470.52, 68,271.06 and 28,249.40

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Solution

The fourth proportional to 49,470.52, 68,271.06 and 28,249.40 is: 38,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,470.52 : 68,271.06 = 28,249.40 : x
  2. Step 2: Convert to fraction form
    49,470.52/68,271.06 = 28,249.40/x
  3. Step 3: Cross multiply
    49,470.52x = 68,271.06 × 28,249.40
  4. Step 4: Simplify right side
    49,470.52x = 1,928,616,482.36
  5. Step 5: Solve for x
    x = 1,928,616,482.36/49,470.52
  6. Step 6: Final answer
    x = 38,985.17

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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.