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Finding the Fourth Proportional to 98,924.45, 148,404.90 and 32,368.31

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Solution

The fourth proportional to 98,924.45, 148,404.90 and 32,368.31 is: 48,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,924.45 : 148,404.90 = 32,368.31 : x
  2. Step 2: Convert to fraction form
    98,924.45/148,404.90 = 32,368.31/x
  3. Step 3: Cross multiply
    98,924.45x = 148,404.90 × 32,368.31
  4. Step 4: Simplify right side
    98,924.45x = 4,803,615,066.69
  5. Step 5: Solve for x
    x = 4,803,615,066.69/98,924.45
  6. Step 6: Final answer
    x = 48,558.42

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1.5x scale

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.