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Finding the Fourth Proportional to 61,254.58, 84,539.16 and 37,376.20

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Solution

The fourth proportional to 61,254.58, 84,539.16 and 37,376.20 is: 51,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,254.58 : 84,539.16 = 37,376.20 : x
  2. Step 2: Convert to fraction form
    61,254.58/84,539.16 = 37,376.20/x
  3. Step 3: Cross multiply
    61,254.58x = 84,539.16 × 37,376.20
  4. Step 4: Simplify right side
    61,254.58x = 3,159,752,551.99
  5. Step 5: Solve for x
    x = 3,159,752,551.99/61,254.58
  6. Step 6: Final answer
    x = 51,583.94

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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.