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Finding the Fourth Proportional to 124,359.93, 171,674.33 and 73,355.49

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Solution

The fourth proportional to 124,359.93, 171,674.33 and 73,355.49 is: 101,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,359.93 : 171,674.33 = 73,355.49 : x
  2. Step 2: Convert to fraction form
    124,359.93/171,674.33 = 73,355.49/x
  3. Step 3: Cross multiply
    124,359.93x = 171,674.33 × 73,355.49
  4. Step 4: Simplify right side
    124,359.93x = 12,593,254,230.79
  5. Step 5: Solve for x
    x = 12,593,254,230.79/124,359.93
  6. Step 6: Final answer
    x = 101,264.57

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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.