Home / 84,832.10-127,248.15-43,360.10

Finding the Fourth Proportional to 84,832.10, 127,248.15 and 43,360.10

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Solution

The fourth proportional to 84,832.10, 127,248.15 and 43,360.10 is: 65,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,832.10 : 127,248.15 = 43,360.10 : x
  2. Step 2: Convert to fraction form
    84,832.10/127,248.15 = 43,360.10/x
  3. Step 3: Cross multiply
    84,832.10x = 127,248.15 × 43,360.10
  4. Step 4: Simplify right side
    84,832.10x = 5,517,492,508.82
  5. Step 5: Solve for x
    x = 5,517,492,508.82/84,832.10
  6. Step 6: Final answer
    x = 65,040.15

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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.