Home / 113,856.10-170,784.15-110,575.60

Finding the Fourth Proportional to 113,856.10, 170,784.15 and 110,575.60

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Solution

The fourth proportional to 113,856.10, 170,784.15 and 110,575.60 is: 165,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,856.10 : 170,784.15 = 110,575.60 : x
  2. Step 2: Convert to fraction form
    113,856.10/170,784.15 = 110,575.60/x
  3. Step 3: Cross multiply
    113,856.10x = 170,784.15 × 110,575.60
  4. Step 4: Simplify right side
    113,856.10x = 18,884,559,856.74
  5. Step 5: Solve for x
    x = 18,884,559,856.74/113,856.10
  6. Step 6: Final answer
    x = 165,863.40

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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.