Home / 98,903.48-148,378.56-32,343.35

Finding the Fourth Proportional to 98,903.48, 148,378.56 and 32,343.35

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Solution

The fourth proportional to 98,903.48, 148,378.56 and 32,343.35 is: 48,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,903.48 : 148,378.56 = 32,343.35 : x
  2. Step 2: Convert to fraction form
    98,903.48/148,378.56 = 32,343.35/x
  3. Step 3: Cross multiply
    98,903.48x = 148,378.56 × 32,343.35
  4. Step 4: Simplify right side
    98,903.48x = 4,799,059,698.58
  5. Step 5: Solve for x
    x = 4,799,059,698.58/98,903.48
  6. Step 6: Final answer
    x = 48,522.66

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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.