Home / 120,223.64-180,398.34-49,199.00

Finding the Fourth Proportional to 120,223.64, 180,398.34 and 49,199.00

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Solution

The fourth proportional to 120,223.64, 180,398.34 and 49,199.00 is: 73,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,223.64 : 180,398.34 = 49,199.00 : x
  2. Step 2: Convert to fraction form
    120,223.64/180,398.34 = 49,199.00/x
  3. Step 3: Cross multiply
    120,223.64x = 180,398.34 × 49,199.00
  4. Step 4: Simplify right side
    120,223.64x = 8,875,417,027.67
  5. Step 5: Solve for x
    x = 8,875,417,027.67/120,223.64
  6. Step 6: Final answer
    x = 73,824.22

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1.5x scale

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.