Home / 105,254.37-157,892.08-30,376.35

Finding the Fourth Proportional to 105,254.37, 157,892.08 and 30,376.35

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Solution

The fourth proportional to 105,254.37, 157,892.08 and 30,376.35 is: 45,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,254.37 : 157,892.08 = 30,376.35 : x
  2. Step 2: Convert to fraction form
    105,254.37/157,892.08 = 30,376.35/x
  3. Step 3: Cross multiply
    105,254.37x = 157,892.08 × 30,376.35
  4. Step 4: Simplify right side
    105,254.37x = 4,796,184,765.52
  5. Step 5: Solve for x
    x = 4,796,184,765.52/105,254.37
  6. Step 6: Final answer
    x = 45,567.56

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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.