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Finding the Fourth Proportional to 61,482.24, 84,743.48 and 43,554.24

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Solution

The fourth proportional to 61,482.24, 84,743.48 and 43,554.24 is: 60,032.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,482.24 : 84,743.48 = 43,554.24 : x
  2. Step 2: Convert to fraction form
    61,482.24/84,743.48 = 43,554.24/x
  3. Step 3: Cross multiply
    61,482.24x = 84,743.48 × 43,554.24
  4. Step 4: Simplify right side
    61,482.24x = 3,690,937,866.36
  5. Step 5: Solve for x
    x = 3,690,937,866.36/61,482.24
  6. Step 6: Final answer
    x = 60,032.59

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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.