Home / 116,681.20-174,906.60-57,468.40

Finding the Fourth Proportional to 116,681.20, 174,906.60 and 57,468.40

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Solution

The fourth proportional to 116,681.20, 174,906.60 and 57,468.40 is: 86,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,681.20 : 174,906.60 = 57,468.40 : x
  2. Step 2: Convert to fraction form
    116,681.20/174,906.60 = 57,468.40/x
  3. Step 3: Cross multiply
    116,681.20x = 174,906.60 × 57,468.40
  4. Step 4: Simplify right side
    116,681.20x = 10,051,602,451.44
  5. Step 5: Solve for x
    x = 10,051,602,451.44/116,681.20
  6. Step 6: Final answer
    x = 86,145.86

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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.