Home / 97,068.28-133,933.54-56,774.16

Finding the Fourth Proportional to 97,068.28, 133,933.54 and 56,774.16

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Solution

The fourth proportional to 97,068.28, 133,933.54 and 56,774.16 is: 78,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,068.28 : 133,933.54 = 56,774.16 : x
  2. Step 2: Convert to fraction form
    97,068.28/133,933.54 = 56,774.16/x
  3. Step 3: Cross multiply
    97,068.28x = 133,933.54 × 56,774.16
  4. Step 4: Simplify right side
    97,068.28x = 7,603,964,229.33
  5. Step 5: Solve for x
    x = 7,603,964,229.33/97,068.28
  6. Step 6: Final answer
    x = 78,336.24

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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.