Home / 127,454.84-191,070.48-48,516.56

Finding the Fourth Proportional to 127,454.84, 191,070.48 and 48,516.56

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Solution

The fourth proportional to 127,454.84, 191,070.48 and 48,516.56 is: 72,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,454.84 : 191,070.48 = 48,516.56 : x
  2. Step 2: Convert to fraction form
    127,454.84/191,070.48 = 48,516.56/x
  3. Step 3: Cross multiply
    127,454.84x = 191,070.48 × 48,516.56
  4. Step 4: Simplify right side
    127,454.84x = 9,270,082,407.15
  5. Step 5: Solve for x
    x = 9,270,082,407.15/127,454.84
  6. Step 6: Final answer
    x = 72,732.29

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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.