Home / 54,837.64-75,675.36-30,962.89

Finding the Fourth Proportional to 54,837.64, 75,675.36 and 30,962.89

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Solution

The fourth proportional to 54,837.64, 75,675.36 and 30,962.89 is: 42,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.64 : 75,675.36 = 30,962.89 : x
  2. Step 2: Convert to fraction form
    54,837.64/75,675.36 = 30,962.89/x
  3. Step 3: Cross multiply
    54,837.64x = 75,675.36 × 30,962.89
  4. Step 4: Simplify right side
    54,837.64x = 2,343,127,847.39
  5. Step 5: Solve for x
    x = 2,343,127,847.39/54,837.64
  6. Step 6: Final answer
    x = 42,728.46

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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.