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Finding the Fourth Proportional to 106,994.97, 147,653.03 and 59,248.31

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Solution

The fourth proportional to 106,994.97, 147,653.03 and 59,248.31 is: 81,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,994.97 : 147,653.03 = 59,248.31 : x
  2. Step 2: Convert to fraction form
    106,994.97/147,653.03 = 59,248.31/x
  3. Step 3: Cross multiply
    106,994.97x = 147,653.03 × 59,248.31
  4. Step 4: Simplify right side
    106,994.97x = 8,748,191,459.37
  5. Step 5: Solve for x
    x = 8,748,191,459.37/106,994.97
  6. Step 6: Final answer
    x = 81,762.64

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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.