Home / 131,632.56-181,648.44-75,062.16

Finding the Fourth Proportional to 131,632.56, 181,648.44 and 75,062.16

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Solution

The fourth proportional to 131,632.56, 181,648.44 and 75,062.16 is: 103,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,632.56 : 181,648.44 = 75,062.16 : x
  2. Step 2: Convert to fraction form
    131,632.56/181,648.44 = 75,062.16/x
  3. Step 3: Cross multiply
    131,632.56x = 181,648.44 × 75,062.16
  4. Step 4: Simplify right side
    131,632.56x = 13,634,924,267.03
  5. Step 5: Solve for x
    x = 13,634,924,267.03/131,632.56
  6. Step 6: Final answer
    x = 103,583.22

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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.