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Finding the Fourth Proportional to 39,482.79, 54,468.75 and 23,557.98

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Solution

The fourth proportional to 39,482.79, 54,468.75 and 23,557.98 is: 32,499.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,482.79 : 54,468.75 = 23,557.98 : x
  2. Step 2: Convert to fraction form
    39,482.79/54,468.75 = 23,557.98/x
  3. Step 3: Cross multiply
    39,482.79x = 54,468.75 × 23,557.98
  4. Step 4: Simplify right side
    39,482.79x = 1,283,173,723.13
  5. Step 5: Solve for x
    x = 1,283,173,723.13/39,482.79
  6. Step 6: Final answer
    x = 32,499.57

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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.