Home / 83,340.08-115,004.88-45,607.04

Finding the Fourth Proportional to 83,340.08, 115,004.88 and 45,607.04

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Solution

The fourth proportional to 83,340.08, 115,004.88 and 45,607.04 is: 62,935.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,340.08 : 115,004.88 = 45,607.04 : x
  2. Step 2: Convert to fraction form
    83,340.08/115,004.88 = 45,607.04/x
  3. Step 3: Cross multiply
    83,340.08x = 115,004.88 × 45,607.04
  4. Step 4: Simplify right side
    83,340.08x = 5,245,032,162.36
  5. Step 5: Solve for x
    x = 5,245,032,162.36/83,340.08
  6. Step 6: Final answer
    x = 62,935.29

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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.