Home / 124,515.38-171,845.96-70,808.46

Finding the Fourth Proportional to 124,515.38, 171,845.96 and 70,808.46

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Solution

The fourth proportional to 124,515.38, 171,845.96 and 70,808.46 is: 97,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,515.38 : 171,845.96 = 70,808.46 : x
  2. Step 2: Convert to fraction form
    124,515.38/171,845.96 = 70,808.46/x
  3. Step 3: Cross multiply
    124,515.38x = 171,845.96 × 70,808.46
  4. Step 4: Simplify right side
    124,515.38x = 12,168,147,784.82
  5. Step 5: Solve for x
    x = 12,168,147,784.82/124,515.38
  6. Step 6: Final answer
    x = 97,724.05

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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.