Home / 94,978.16-131,070.48-52,537.28

Finding the Fourth Proportional to 94,978.16, 131,070.48 and 52,537.28

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Solution

The fourth proportional to 94,978.16, 131,070.48 and 52,537.28 is: 72,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,978.16 : 131,070.48 = 52,537.28 : x
  2. Step 2: Convert to fraction form
    94,978.16/131,070.48 = 52,537.28/x
  3. Step 3: Cross multiply
    94,978.16x = 131,070.48 × 52,537.28
  4. Step 4: Simplify right side
    94,978.16x = 6,886,086,507.49
  5. Step 5: Solve for x
    x = 6,886,086,507.49/94,978.16
  6. Step 6: Final answer
    x = 72,501.79

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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.