Home / 101,924.16-140,655.39-56,609.52

Finding the Fourth Proportional to 101,924.16, 140,655.39 and 56,609.52

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Solution

The fourth proportional to 101,924.16, 140,655.39 and 56,609.52 is: 78,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,924.16 : 140,655.39 = 56,609.52 : x
  2. Step 2: Convert to fraction form
    101,924.16/140,655.39 = 56,609.52/x
  3. Step 3: Cross multiply
    101,924.16x = 140,655.39 × 56,609.52
  4. Step 4: Simplify right side
    101,924.16x = 7,962,433,373.57
  5. Step 5: Solve for x
    x = 7,962,433,373.57/101,924.16
  6. Step 6: Final answer
    x = 78,121.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.