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Finding the Fourth Proportional to 117,038.08, 161,624.08 and 110,662.24

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Solution

The fourth proportional to 117,038.08, 161,624.08 and 110,662.24 is: 152,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,038.08 : 161,624.08 = 110,662.24 : x
  2. Step 2: Convert to fraction form
    117,038.08/161,624.08 = 110,662.24/x
  3. Step 3: Cross multiply
    117,038.08x = 161,624.08 × 110,662.24
  4. Step 4: Simplify right side
    117,038.08x = 17,885,682,730.74
  5. Step 5: Solve for x
    x = 17,885,682,730.74/117,038.08
  6. Step 6: Final answer
    x = 152,819.35

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1.5x scale

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.