Home / 159,101.55-238,646.93-40,774.05

Finding the Fourth Proportional to 159,101.55, 238,646.93 and 40,774.05

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Solution

The fourth proportional to 159,101.55, 238,646.93 and 40,774.05 is: 61,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,101.55 : 238,646.93 = 40,774.05 : x
  2. Step 2: Convert to fraction form
    159,101.55/238,646.93 = 40,774.05/x
  3. Step 3: Cross multiply
    159,101.55x = 238,646.93 × 40,774.05
  4. Step 4: Simplify right side
    159,101.55x = 9,730,601,652.30
  5. Step 5: Solve for x
    x = 9,730,601,652.30/159,101.55
  6. Step 6: Final answer
    x = 61,159.69

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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.