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Finding the Fourth Proportional to 94,415.84, 130,264.51 and 53,573.21

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Solution

The fourth proportional to 94,415.84, 130,264.51 and 53,573.21 is: 73,914.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,415.84 : 130,264.51 = 53,573.21 : x
  2. Step 2: Convert to fraction form
    94,415.84/130,264.51 = 53,573.21/x
  3. Step 3: Cross multiply
    94,415.84x = 130,264.51 × 53,573.21
  4. Step 4: Simplify right side
    94,415.84x = 6,978,687,949.78
  5. Step 5: Solve for x
    x = 6,978,687,949.78/94,415.84
  6. Step 6: Final answer
    x = 73,914.38

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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.