Home / 73,440.32-101,348.16-39,906.32

Finding the Fourth Proportional to 73,440.32, 101,348.16 and 39,906.32

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Solution

The fourth proportional to 73,440.32, 101,348.16 and 39,906.32 is: 55,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,440.32 : 101,348.16 = 39,906.32 : x
  2. Step 2: Convert to fraction form
    73,440.32/101,348.16 = 39,906.32/x
  3. Step 3: Cross multiply
    73,440.32x = 101,348.16 × 39,906.32
  4. Step 4: Simplify right side
    73,440.32x = 4,044,432,104.37
  5. Step 5: Solve for x
    x = 4,044,432,104.37/73,440.32
  6. Step 6: Final answer
    x = 55,071.00

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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.