Home / 188,089.95-282,385.35-109,260.75

Finding the Fourth Proportional to 188,089.95, 282,385.35 and 109,260.75

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Solution

The fourth proportional to 188,089.95, 282,385.35 and 109,260.75 is: 164,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,089.95 : 282,385.35 = 109,260.75 : x
  2. Step 2: Convert to fraction form
    188,089.95/282,385.35 = 109,260.75/x
  3. Step 3: Cross multiply
    188,089.95x = 282,385.35 × 109,260.75
  4. Step 4: Simplify right side
    188,089.95x = 30,853,635,130.01
  5. Step 5: Solve for x
    x = 30,853,635,130.01/188,089.95
  6. Step 6: Final answer
    x = 164,036.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.