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Finding the Fourth Proportional to 32,695.29, 45,117.54 and 18,354.06

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Solution

The fourth proportional to 32,695.29, 45,117.54 and 18,354.06 is: 25,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,695.29 : 45,117.54 = 18,354.06 : x
  2. Step 2: Convert to fraction form
    32,695.29/45,117.54 = 18,354.06/x
  3. Step 3: Cross multiply
    32,695.29x = 45,117.54 × 18,354.06
  4. Step 4: Simplify right side
    32,695.29x = 828,090,036.21
  5. Step 5: Solve for x
    x = 828,090,036.21/32,695.29
  6. Step 6: Final answer
    x = 25,327.50

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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.