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Finding the Fourth Proportional to 55,388.60, 83,110.01 and 34,323

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Solution

The fourth proportional to 55,388.60, 83,110.01 and 34,323 is: 51,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,388.60 : 83,110.01 = 34,323 : x
  2. Step 2: Convert to fraction form
    55,388.60/83,110.01 = 34,323/x
  3. Step 3: Cross multiply
    55,388.60x = 83,110.01 × 34,323
  4. Step 4: Simplify right side
    55,388.60x = 2,852,584,873.23
  5. Step 5: Solve for x
    x = 2,852,584,873.23/55,388.60
  6. Step 6: Final answer
    x = 51,501.30

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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.