Home / 107,582.40-161,373.60-97,905.60

Finding the Fourth Proportional to 107,582.40, 161,373.60 and 97,905.60

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Solution

The fourth proportional to 107,582.40, 161,373.60 and 97,905.60 is: 146,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,582.40 : 161,373.60 = 97,905.60 : x
  2. Step 2: Convert to fraction form
    107,582.40/161,373.60 = 97,905.60/x
  3. Step 3: Cross multiply
    107,582.40x = 161,373.60 × 97,905.60
  4. Step 4: Simplify right side
    107,582.40x = 15,799,379,132.16
  5. Step 5: Solve for x
    x = 15,799,379,132.16/107,582.40
  6. Step 6: Final answer
    x = 146,858.40

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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.