Home / 180,014.28-248,420.18-99,440.20

Finding the Fourth Proportional to 180,014.28, 248,420.18 and 99,440.20

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Solution

The fourth proportional to 180,014.28, 248,420.18 and 99,440.20 is: 137,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,014.28 : 248,420.18 = 99,440.20 : x
  2. Step 2: Convert to fraction form
    180,014.28/248,420.18 = 99,440.20/x
  3. Step 3: Cross multiply
    180,014.28x = 248,420.18 × 99,440.20
  4. Step 4: Simplify right side
    180,014.28x = 24,702,952,383.24
  5. Step 5: Solve for x
    x = 24,702,952,383.24/180,014.28
  6. Step 6: Final answer
    x = 137,227.74

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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.