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Finding the Fourth Proportional to 58,841.68, 81,199.54 and 33,686.32

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Solution

The fourth proportional to 58,841.68, 81,199.54 and 33,686.32 is: 46,485.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,841.68 : 81,199.54 = 33,686.32 : x
  2. Step 2: Convert to fraction form
    58,841.68/81,199.54 = 33,686.32/x
  3. Step 3: Cross multiply
    58,841.68x = 81,199.54 × 33,686.32
  4. Step 4: Simplify right side
    58,841.68x = 2,735,313,688.29
  5. Step 5: Solve for x
    x = 2,735,313,688.29/58,841.68
  6. Step 6: Final answer
    x = 46,485.99

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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.