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Finding the Fourth Proportional to 154,192.44, 230,655.06 and 123,088.44

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Solution

The fourth proportional to 154,192.44, 230,655.06 and 123,088.44 is: 184,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,192.44 : 230,655.06 = 123,088.44 : x
  2. Step 2: Convert to fraction form
    154,192.44/230,655.06 = 123,088.44/x
  3. Step 3: Cross multiply
    154,192.44x = 230,655.06 × 123,088.44
  4. Step 4: Simplify right side
    154,192.44x = 28,390,971,513.51
  5. Step 5: Solve for x
    x = 28,390,971,513.51/154,192.44
  6. Step 6: Final answer
    x = 184,126.87

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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.