Home / 70,827.36-97,758.36-40,612.14

Finding the Fourth Proportional to 70,827.36, 97,758.36 and 40,612.14

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Solution

The fourth proportional to 70,827.36, 97,758.36 and 40,612.14 is: 56,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,827.36 : 97,758.36 = 40,612.14 : x
  2. Step 2: Convert to fraction form
    70,827.36/97,758.36 = 40,612.14/x
  3. Step 3: Cross multiply
    70,827.36x = 97,758.36 × 40,612.14
  4. Step 4: Simplify right side
    70,827.36x = 3,970,176,202.49
  5. Step 5: Solve for x
    x = 3,970,176,202.49/70,827.36
  6. Step 6: Final answer
    x = 56,054.27

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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.