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Finding the Fourth Proportional to 106,966.37, 147,607.95 and 58,559.01

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Solution

The fourth proportional to 106,966.37, 147,607.95 and 58,559.01 is: 80,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,966.37 : 147,607.95 = 58,559.01 : x
  2. Step 2: Convert to fraction form
    106,966.37/147,607.95 = 58,559.01/x
  3. Step 3: Cross multiply
    106,966.37x = 147,607.95 × 58,559.01
  4. Step 4: Simplify right side
    106,966.37x = 8,643,775,420.13
  5. Step 5: Solve for x
    x = 8,643,775,420.13/106,966.37
  6. Step 6: Final answer
    x = 80,808.35

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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.