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Finding the Fourth Proportional to 155,593.87, 233,432.34 and 55,764.16

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Solution

The fourth proportional to 155,593.87, 233,432.34 and 55,764.16 is: 83,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,593.87 : 233,432.34 = 55,764.16 : x
  2. Step 2: Convert to fraction form
    155,593.87/233,432.34 = 55,764.16/x
  3. Step 3: Cross multiply
    155,593.87x = 233,432.34 × 55,764.16
  4. Step 4: Simplify right side
    155,593.87x = 13,017,158,356.93
  5. Step 5: Solve for x
    x = 13,017,158,356.93/155,593.87
  6. Step 6: Final answer
    x = 83,661.13

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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.