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Finding the Fourth Proportional to 32,866.59, 45,365.18 and 19,442.51

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Solution

The fourth proportional to 32,866.59, 45,365.18 and 19,442.51 is: 26,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.59 : 45,365.18 = 19,442.51 : x
  2. Step 2: Convert to fraction form
    32,866.59/45,365.18 = 19,442.51/x
  3. Step 3: Cross multiply
    32,866.59x = 45,365.18 × 19,442.51
  4. Step 4: Simplify right side
    32,866.59x = 882,012,965.80
  5. Step 5: Solve for x
    x = 882,012,965.80/32,866.59
  6. Step 6: Final answer
    x = 26,836.16

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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.