Home / 165,002.30-247,066.05-130,010.30

Finding the Fourth Proportional to 165,002.30, 247,066.05 and 130,010.30

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Solution

The fourth proportional to 165,002.30, 247,066.05 and 130,010.30 is: 194,670.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,002.30 : 247,066.05 = 130,010.30 : x
  2. Step 2: Convert to fraction form
    165,002.30/247,066.05 = 130,010.30/x
  3. Step 3: Cross multiply
    165,002.30x = 247,066.05 × 130,010.30
  4. Step 4: Simplify right side
    165,002.30x = 32,121,131,280.32
  5. Step 5: Solve for x
    x = 32,121,131,280.32/165,002.30
  6. Step 6: Final answer
    x = 194,670.81

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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.