Home / 110,350.08-165,395.40-51,060.48

Finding the Fourth Proportional to 110,350.08, 165,395.40 and 51,060.48

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Solution

The fourth proportional to 110,350.08, 165,395.40 and 51,060.48 is: 76,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,350.08 : 165,395.40 = 51,060.48 : x
  2. Step 2: Convert to fraction form
    110,350.08/165,395.40 = 51,060.48/x
  3. Step 3: Cross multiply
    110,350.08x = 165,395.40 × 51,060.48
  4. Step 4: Simplify right side
    110,350.08x = 8,445,168,513.79
  5. Step 5: Solve for x
    x = 8,445,168,513.79/110,350.08
  6. Step 6: Final answer
    x = 76,530.70

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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.