Home / 98,250.32-135,587.64-57,973.88

Finding the Fourth Proportional to 98,250.32, 135,587.64 and 57,973.88

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Solution

The fourth proportional to 98,250.32, 135,587.64 and 57,973.88 is: 80,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,250.32 : 135,587.64 = 57,973.88 : x
  2. Step 2: Convert to fraction form
    98,250.32/135,587.64 = 57,973.88/x
  3. Step 3: Cross multiply
    98,250.32x = 135,587.64 × 57,973.88
  4. Step 4: Simplify right side
    98,250.32x = 7,860,541,570.84
  5. Step 5: Solve for x
    x = 7,860,541,570.84/98,250.32
  6. Step 6: Final answer
    x = 80,005.25

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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.