Home / 272,479.68-376,011.32-151,626.06

Finding the Fourth Proportional to 272,479.68, 376,011.32 and 151,626.06

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Solution

The fourth proportional to 272,479.68, 376,011.32 and 151,626.06 is: 209,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,479.68 : 376,011.32 = 151,626.06 : x
  2. Step 2: Convert to fraction form
    272,479.68/376,011.32 = 151,626.06/x
  3. Step 3: Cross multiply
    272,479.68x = 376,011.32 × 151,626.06
  4. Step 4: Simplify right side
    272,479.68x = 57,013,114,208.87
  5. Step 5: Solve for x
    x = 57,013,114,208.87/272,479.68
  6. Step 6: Final answer
    x = 209,238.04

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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.