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Finding the Fourth Proportional to 84,622.95, 116,775.59 and 48,824.51

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Solution

The fourth proportional to 84,622.95, 116,775.59 and 48,824.51 is: 67,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,622.95 : 116,775.59 = 48,824.51 : x
  2. Step 2: Convert to fraction form
    84,622.95/116,775.59 = 48,824.51/x
  3. Step 3: Cross multiply
    84,622.95x = 116,775.59 × 48,824.51
  4. Step 4: Simplify right side
    84,622.95x = 5,701,510,133.71
  5. Step 5: Solve for x
    x = 5,701,510,133.71/84,622.95
  6. Step 6: Final answer
    x = 67,375.46

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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.