Home / 114,056.96-171,719.36-98,816

Finding the Fourth Proportional to 114,056.96, 171,719.36 and 98,816

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Solution

The fourth proportional to 114,056.96, 171,719.36 and 98,816 is: 148,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,056.96 : 171,719.36 = 98,816 : x
  2. Step 2: Convert to fraction form
    114,056.96/171,719.36 = 98,816/x
  3. Step 3: Cross multiply
    114,056.96x = 171,719.36 × 98,816
  4. Step 4: Simplify right side
    114,056.96x = 16,968,620,277.76
  5. Step 5: Solve for x
    x = 16,968,620,277.76/114,056.96
  6. Step 6: Final answer
    x = 148,773.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.