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Finding the Fourth Proportional to 27,482.61, 37,915.90 and 16,723.11

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Solution

The fourth proportional to 27,482.61, 37,915.90 and 16,723.11 is: 23,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482.61 : 37,915.90 = 16,723.11 : x
  2. Step 2: Convert to fraction form
    27,482.61/37,915.90 = 16,723.11/x
  3. Step 3: Cross multiply
    27,482.61x = 37,915.90 × 16,723.11
  4. Step 4: Simplify right side
    27,482.61x = 634,071,724.64
  5. Step 5: Solve for x
    x = 634,071,724.64/27,482.61
  6. Step 6: Final answer
    x = 23,071.74

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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.