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Finding the Fourth Proportional to 110,783.84, 152,884.32 and 60,483.20

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Solution

The fourth proportional to 110,783.84, 152,884.32 and 60,483.20 is: 83,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,783.84 : 152,884.32 = 60,483.20 : x
  2. Step 2: Convert to fraction form
    110,783.84/152,884.32 = 60,483.20/x
  3. Step 3: Cross multiply
    110,783.84x = 152,884.32 × 60,483.20
  4. Step 4: Simplify right side
    110,783.84x = 9,246,932,903.42
  5. Step 5: Solve for x
    x = 9,246,932,903.42/110,783.84
  6. Step 6: Final answer
    x = 83,468.25

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1.5x scale

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.