Home / 110,339.12-165,311.04-70,798.16

Finding the Fourth Proportional to 110,339.12, 165,311.04 and 70,798.16

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Solution

The fourth proportional to 110,339.12, 165,311.04 and 70,798.16 is: 106,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,339.12 : 165,311.04 = 70,798.16 : x
  2. Step 2: Convert to fraction form
    110,339.12/165,311.04 = 70,798.16/x
  3. Step 3: Cross multiply
    110,339.12x = 165,311.04 × 70,798.16
  4. Step 4: Simplify right side
    110,339.12x = 11,703,717,459.69
  5. Step 5: Solve for x
    x = 11,703,717,459.69/110,339.12
  6. Step 6: Final answer
    x = 106,070.43

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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.