Home / 79,260.04-109,390.12-49,055.09

Finding the Fourth Proportional to 79,260.04, 109,390.12 and 49,055.09

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Solution

The fourth proportional to 79,260.04, 109,390.12 and 49,055.09 is: 67,703.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,260.04 : 109,390.12 = 49,055.09 : x
  2. Step 2: Convert to fraction form
    79,260.04/109,390.12 = 49,055.09/x
  3. Step 3: Cross multiply
    79,260.04x = 109,390.12 × 49,055.09
  4. Step 4: Simplify right side
    79,260.04x = 5,366,142,181.71
  5. Step 5: Solve for x
    x = 5,366,142,181.71/79,260.04
  6. Step 6: Final answer
    x = 67,703.00

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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.