Home / 260,102.13-390,153.20-63,110.13

Finding the Fourth Proportional to 260,102.13, 390,153.20 and 63,110.13

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Solution

The fourth proportional to 260,102.13, 390,153.20 and 63,110.13 is: 94,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,102.13 : 390,153.20 = 63,110.13 : x
  2. Step 2: Convert to fraction form
    260,102.13/390,153.20 = 63,110.13/x
  3. Step 3: Cross multiply
    260,102.13x = 390,153.20 × 63,110.13
  4. Step 4: Simplify right side
    260,102.13x = 24,622,619,171.92
  5. Step 5: Solve for x
    x = 24,622,619,171.92/260,102.13
  6. Step 6: Final answer
    x = 94,665.20

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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.