Home / 57,088.32-78,857.18-43,823.49

Finding the Fourth Proportional to 57,088.32, 78,857.18 and 43,823.49

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Solution

The fourth proportional to 57,088.32, 78,857.18 and 43,823.49 is: 60,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,088.32 : 78,857.18 = 43,823.49 : x
  2. Step 2: Convert to fraction form
    57,088.32/78,857.18 = 43,823.49/x
  3. Step 3: Cross multiply
    57,088.32x = 78,857.18 × 43,823.49
  4. Step 4: Simplify right side
    57,088.32x = 3,455,796,839.16
  5. Step 5: Solve for x
    x = 3,455,796,839.16/57,088.32
  6. Step 6: Final answer
    x = 60,534.22

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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.