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Finding the Fourth Proportional to 60,054.72, 90,083.16 and 18,502.08

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Solution

The fourth proportional to 60,054.72, 90,083.16 and 18,502.08 is: 27,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,054.72 : 90,083.16 = 18,502.08 : x
  2. Step 2: Convert to fraction form
    60,054.72/90,083.16 = 18,502.08/x
  3. Step 3: Cross multiply
    60,054.72x = 90,083.16 × 18,502.08
  4. Step 4: Simplify right side
    60,054.72x = 1,666,725,832.97
  5. Step 5: Solve for x
    x = 1,666,725,832.97/60,054.72
  6. Step 6: Final answer
    x = 27,753.45

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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.