Home / 88,969.87-133,316.57-56,068.75

Finding the Fourth Proportional to 88,969.87, 133,316.57 and 56,068.75

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Solution

The fourth proportional to 88,969.87, 133,316.57 and 56,068.75 is: 84,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,969.87 : 133,316.57 = 56,068.75 : x
  2. Step 2: Convert to fraction form
    88,969.87/133,316.57 = 56,068.75/x
  3. Step 3: Cross multiply
    88,969.87x = 133,316.57 × 56,068.75
  4. Step 4: Simplify right side
    88,969.87x = 7,474,893,153.84
  5. Step 5: Solve for x
    x = 7,474,893,153.84/88,969.87
  6. Step 6: Final answer
    x = 84,016.01

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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.