Home / 272,529.72-376,003.50-165,065.40

Finding the Fourth Proportional to 272,529.72, 376,003.50 and 165,065.40

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Solution

The fourth proportional to 272,529.72, 376,003.50 and 165,065.40 is: 227,737.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,529.72 : 376,003.50 = 165,065.40 : x
  2. Step 2: Convert to fraction form
    272,529.72/376,003.50 = 165,065.40/x
  3. Step 3: Cross multiply
    272,529.72x = 376,003.50 × 165,065.40
  4. Step 4: Simplify right side
    272,529.72x = 62,065,168,128.90
  5. Step 5: Solve for x
    x = 62,065,168,128.90/272,529.72
  6. Step 6: Final answer
    x = 227,737.25

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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.