Home / 232,718.70-349,406.10-144,145.20

Finding the Fourth Proportional to 232,718.70, 349,406.10 and 144,145.20

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Solution

The fourth proportional to 232,718.70, 349,406.10 and 144,145.20 is: 216,420.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,718.70 : 349,406.10 = 144,145.20 : x
  2. Step 2: Convert to fraction form
    232,718.70/349,406.10 = 144,145.20/x
  3. Step 3: Cross multiply
    232,718.70x = 349,406.10 × 144,145.20
  4. Step 4: Simplify right side
    232,718.70x = 50,365,212,165.72
  5. Step 5: Solve for x
    x = 50,365,212,165.72/232,718.70
  6. Step 6: Final answer
    x = 216,420.99

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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.