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Finding the Fourth Proportional to 184,601.68, 254,750.43 and 99,718.78

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Solution

The fourth proportional to 184,601.68, 254,750.43 and 99,718.78 is: 137,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,601.68 : 254,750.43 = 99,718.78 : x
  2. Step 2: Convert to fraction form
    184,601.68/254,750.43 = 99,718.78/x
  3. Step 3: Cross multiply
    184,601.68x = 254,750.43 × 99,718.78
  4. Step 4: Simplify right side
    184,601.68x = 25,403,402,084.08
  5. Step 5: Solve for x
    x = 25,403,402,084.08/184,601.68
  6. Step 6: Final answer
    x = 137,611.98

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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.