Home / 107,832.60-161,748.90-98,501.40

Finding the Fourth Proportional to 107,832.60, 161,748.90 and 98,501.40

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Solution

The fourth proportional to 107,832.60, 161,748.90 and 98,501.40 is: 147,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,832.60 : 161,748.90 = 98,501.40 : x
  2. Step 2: Convert to fraction form
    107,832.60/161,748.90 = 98,501.40/x
  3. Step 3: Cross multiply
    107,832.60x = 161,748.90 × 98,501.40
  4. Step 4: Simplify right side
    107,832.60x = 15,932,493,098.46
  5. Step 5: Solve for x
    x = 15,932,493,098.46/107,832.60
  6. Step 6: Final answer
    x = 147,752.10

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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.