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Finding the Fourth Proportional to 108,548.70, 162,774.45 and 41,966.70

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Solution

The fourth proportional to 108,548.70, 162,774.45 and 41,966.70 is: 62,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,548.70 : 162,774.45 = 41,966.70 : x
  2. Step 2: Convert to fraction form
    108,548.70/162,774.45 = 41,966.70/x
  3. Step 3: Cross multiply
    108,548.70x = 162,774.45 × 41,966.70
  4. Step 4: Simplify right side
    108,548.70x = 6,831,106,510.82
  5. Step 5: Solve for x
    x = 6,831,106,510.82/108,548.70
  6. Step 6: Final answer
    x = 62,931.26

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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.