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Finding the Fourth Proportional to 123,952.08, 171,050.32 and 70,254.46

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Solution

The fourth proportional to 123,952.08, 171,050.32 and 70,254.46 is: 96,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,952.08 : 171,050.32 = 70,254.46 : x
  2. Step 2: Convert to fraction form
    123,952.08/171,050.32 = 70,254.46/x
  3. Step 3: Cross multiply
    123,952.08x = 171,050.32 × 70,254.46
  4. Step 4: Simplify right side
    123,952.08x = 12,017,047,864.43
  5. Step 5: Solve for x
    x = 12,017,047,864.43/123,952.08
  6. Step 6: Final answer
    x = 96,949.14

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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.