Home / 121,149.03-181,723.51-32,400.23

Finding the Fourth Proportional to 121,149.03, 181,723.51 and 32,400.23

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Solution

The fourth proportional to 121,149.03, 181,723.51 and 32,400.23 is: 48,600.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,149.03 : 181,723.51 = 32,400.23 : x
  2. Step 2: Convert to fraction form
    121,149.03/181,723.51 = 32,400.23/x
  3. Step 3: Cross multiply
    121,149.03x = 181,723.51 × 32,400.23
  4. Step 4: Simplify right side
    121,149.03x = 5,887,884,094.46
  5. Step 5: Solve for x
    x = 5,887,884,094.46/121,149.03
  6. Step 6: Final answer
    x = 48,600.34

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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.