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Finding the Fourth Proportional to 180,162.48, 248,598.84 and 103,652.50

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Solution

The fourth proportional to 180,162.48, 248,598.84 and 103,652.50 is: 143,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,162.48 : 248,598.84 = 103,652.50 : x
  2. Step 2: Convert to fraction form
    180,162.48/248,598.84 = 103,652.50/x
  3. Step 3: Cross multiply
    180,162.48x = 248,598.84 × 103,652.50
  4. Step 4: Simplify right side
    180,162.48x = 25,767,891,263.10
  5. Step 5: Solve for x
    x = 25,767,891,263.10/180,162.48
  6. Step 6: Final answer
    x = 143,025.85

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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.