Home / 116,583.40-174,875.10-113,991.40

Finding the Fourth Proportional to 116,583.40, 174,875.10 and 113,991.40

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Solution

The fourth proportional to 116,583.40, 174,875.10 and 113,991.40 is: 170,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,583.40 : 174,875.10 = 113,991.40 : x
  2. Step 2: Convert to fraction form
    116,583.40/174,875.10 = 113,991.40/x
  3. Step 3: Cross multiply
    116,583.40x = 174,875.10 × 113,991.40
  4. Step 4: Simplify right side
    116,583.40x = 19,934,257,474.14
  5. Step 5: Solve for x
    x = 19,934,257,474.14/116,583.40
  6. Step 6: Final answer
    x = 170,987.10

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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.