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Finding the Fourth Proportional to 58,158.63, 87,055.63 and 40,041.16

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Solution

The fourth proportional to 58,158.63, 87,055.63 and 40,041.16 is: 59,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,158.63 : 87,055.63 = 40,041.16 : x
  2. Step 2: Convert to fraction form
    58,158.63/87,055.63 = 40,041.16/x
  3. Step 3: Cross multiply
    58,158.63x = 87,055.63 × 40,041.16
  4. Step 4: Simplify right side
    58,158.63x = 3,485,808,091.99
  5. Step 5: Solve for x
    x = 3,485,808,091.99/58,158.63
  6. Step 6: Final answer
    x = 59,936.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.