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Finding the Fourth Proportional to 32,492.24, 44,840.04 and 18,345.20

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Solution

The fourth proportional to 32,492.24, 44,840.04 and 18,345.20 is: 25,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,492.24 : 44,840.04 = 18,345.20 : x
  2. Step 2: Convert to fraction form
    32,492.24/44,840.04 = 18,345.20/x
  3. Step 3: Cross multiply
    32,492.24x = 44,840.04 × 18,345.20
  4. Step 4: Simplify right side
    32,492.24x = 822,599,501.81
  5. Step 5: Solve for x
    x = 822,599,501.81/32,492.24
  6. Step 6: Final answer
    x = 25,316.80

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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.