Home / 147,066.90-220,600.35-133,070.10

Finding the Fourth Proportional to 147,066.90, 220,600.35 and 133,070.10

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Solution

The fourth proportional to 147,066.90, 220,600.35 and 133,070.10 is: 199,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,066.90 : 220,600.35 = 133,070.10 : x
  2. Step 2: Convert to fraction form
    147,066.90/220,600.35 = 133,070.10/x
  3. Step 3: Cross multiply
    147,066.90x = 220,600.35 × 133,070.10
  4. Step 4: Simplify right side
    147,066.90x = 29,355,310,634.54
  5. Step 5: Solve for x
    x = 29,355,310,634.54/147,066.90
  6. Step 6: Final answer
    x = 199,605.15

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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.