Home / 186,770.48-280,238.07-98,002.58

Finding the Fourth Proportional to 186,770.48, 280,238.07 and 98,002.58

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Solution

The fourth proportional to 186,770.48, 280,238.07 and 98,002.58 is: 147,047.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,770.48 : 280,238.07 = 98,002.58 : x
  2. Step 2: Convert to fraction form
    186,770.48/280,238.07 = 98,002.58/x
  3. Step 3: Cross multiply
    186,770.48x = 280,238.07 × 98,002.58
  4. Step 4: Simplify right side
    186,770.48x = 27,464,053,874.22
  5. Step 5: Solve for x
    x = 27,464,053,874.22/186,770.48
  6. Step 6: Final answer
    x = 147,047.08

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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.